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Keep your boy comfortable all day with our range of boys' underwear at City Beach. Discover soft and durable options for everyday wear.
At City Beach, we know that comfortable underwear is essential for boys, whether they’re at school, playing sports, or relaxing at home. Our collection of boys' underwear offers a variety of styles and designs that provide the perfect fit and support for everyday wear. From classic briefs to sporty trunks, our range ensures your boy stays comfortable no matter what the day brings.
Our boys' underwear is made from high-quality, breathable fabrics that are gentle on the skin and designed to withstand the rigours of daily activity. With soft waistbands and secure fits, these underwear pieces are built to keep your boy comfortable all day long. Available in a range of colours and patterns, our underwear is both practical and stylish, making it easy to find the perfect pair for your child.
Shop our selection of boys' underwear at City Beach today, and give your boy the comfort and support he needs with underwear that’s made to last.
Which Size Guide Are You After?
WOMENS & GIRLS
WOMENS
& GIRLS
& GIRLS
MENS & BOYS
MENS
& BOYS
& BOYS
Size Guide
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
| City Beach Order Size |
Generic Sizing |
USA (US) |
Bust (cm/inches) |
Waist (cm/inches) |
|---|---|---|---|---|
| 4 | XXS | 0 | 79cm / 30" | 60cm / 23.5" |
| 6 | XS | 2 | 81cm / 31" | 61cm / 24" |
| 8 | S | 4 | 86cm / 33.5" | 66cm / 25.5" |
| 10 | M | 6 | 91cm / 36" | 71cm / 28" |
| 12 | L | 8 | 96cm / 38" | 76cm / 30.5" |
| 14 | XL | 10 | 101cm / 40" | 81cm / 33" |
| 16 | XXL | 12 | 106cm / 42" | 86cm / 35.5" |
| 18 | 3XL | 14 | 109cm / 43" | 93cm / 37" |
| 20 | 4XL | 16 | 114cm / 45" | 98cm / 38.5" |
How To Measure
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under your arms. Make sure the tape is flat across your back. Waist: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under your arms. Make sure the tape is flat across your back. Waist: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
| City Beach Order Size |
Generic Sizing |
USA (US) |
Waist (cm/inches) |
Hips (cm/inches) |
|---|---|---|---|---|
| 4 | XXS | 0 | 60cm / 23.5" | 86cm / 34" |
| 6 | XS | 2 | 61cm / 24" | 88cm /34.5" |
| 8 | S | 4 | 66cm / 25.5" | 93cm /36.5" |
| 10 | M | 6 | 71cm / 28" | 98cm /38.5" |
| 12 | L | 8 | 76cm / 30.5" | 103cm /40.5" |
| 14 | XL | 10 | 81cm / 33" | 108cm /42.5" |
| 16 | XXL | 12 | 86cm / 35.5" | 113cm /44.5" |
| 18 | 3XL | 14 | 93cm / 37" | 117cm / 46" |
| 20 | 4XL | 16 | 98cm / 38.5" | 122cm / 48" |
How To Measure
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. Hips: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. Hips: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
| City Beach Order Size |
Generic Sizing |
USA (US) |
Bust (cm) |
Waist (cm) |
Hips (cm) |
|---|---|---|---|---|---|
| 4 | XXS | 0 | 76-79 | 59-61 | 94 |
| 6 | XS | 2 | 77-80 | 60-62 | 86 |
| 8 | S | 4 | 82-84 | 64-66 | 91 |
| 10 | M | 6 | 88-90 | 69-71 | 96 |
| 12 | L | 8 | 93-95 | 74-76 | 101 |
| 14 | XL | 10 | 98-100 | 79-81 | 106 |
| 16 | XXL | 12 | 103-105 | 84-86 | 111 |
| 18 | 3XL | 14 | 107-109 | 90-93 | 116 |
| 20 | 4XL | 16 | 111-114 | 95-98 | 121 |
How To Measure
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under your arms. Make sure the tape is flat across your back. Waist: Measure around your waistline where you normally wear your pants. Place your forefinger between your body and the tape measure for an accurate fit. Hips: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under your arms. Make sure the tape is flat across your back. Waist: Measure around your waistline where you normally wear your pants. Place your forefinger between your body and the tape measure for an accurate fit. Hips: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
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Brim Hats / Fedoras (cm)
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Bucket Hats / Fitted Caps (cm)
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Flex Crown Cap (cm)
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How To Measure
|
Use a tape measure to measure the circumference of your head from ear to ear. |
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Use a tape measure to measure the circumference of your head from ear to ear. |
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The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size (AUS/US)
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Europe (EUR)
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UK (UK)
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Length (cm)
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How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
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Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
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The measurements below are conversions for Havaianas.
Please note that it’s possible to switch between genders or adult and kids sizes as a number of the scales overlap and for this reason you may receive footwear that fits, but states a different size. The size chart is to be used as a GUIDE ONLY
|
CB Order Size
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Havaianas/Brazil
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USA (US)
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Length (cm)
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How To Measure
|
Measure your foot from your heel to your longest toe to calculate your final size. |
|
|
Measure your foot from your heel to your longest toe to calculate your final size. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
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Womens (US)
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Europe (EU)
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Length (cm)
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How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
Generic Sizing
|
|
|
|
Waist (cm)
|
|
|
|
Waist (inches)
|
|
|
How To Measure
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|---|---|---|---|---|
|
Generic Sizing
|
|
|
|
|
|
USA (US)
|
|
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|
|
|
Chest (cm)
|
|
|
|
|
|
Waist (cm)
|
|
|
|
|
|
Hips (cm)
|
|
|
|
|
How To Measure
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under arms. Make sure the tape is flat across your back. Waist: Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. Hips: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under arms. Make sure the tape is flat across your back. Waist: Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. Hips: Measure around the widest part of your hips. Place your forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size (AUS)
|
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|
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|
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|
|---|---|---|---|---|---|---|---|---|
|
Europe (EUR)
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USA (US)
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UK (UK)
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Length (cm)
|
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|
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How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|---|---|---|---|---|
|
USA (US)
|
|
|
|
|
|
Chest (cm)
|
|
|
|
|
|
Waist (cm)
|
|
|
|
|
How To Measure
|
Measure around the fullest part of the chest by placing a tape measure close under the arms. Make sure the tape is flat across the back Waist: Measure around the natural waistline with a tape measure. Make sure their stomach is relaxed when taking their waist measurement. Have one forefinger between the body and the measuring tape for an accurate fit. |
|
|
Measure around the fullest part of the chest by placing a tape measure close under the arms. Make sure the tape is flat across the back Waist: Measure around the natural waistline with a tape measure. Make sure their stomach is relaxed when taking their waist measurement. Have one forefinger between the body and the measuring tape for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size (AUS)
|
|
|
|
|
|
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|
|---|---|---|---|---|---|---|---|---|---|---|
|
Europe (EUR)
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USA (US)
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UK (UK)
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Length (cm)
|
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How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The measurements below are conversions for Havaianas.
Please note that it’s possible to switch between genders or adult and kids sizes as a number of the scales overlap and for this reason you may receive footwear that fits, but states a different size. The size chart is to be used as a GUIDE ONLY
KIDS
|
CB Order Size
|
|
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|
|
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|
|---|---|---|---|---|---|---|
|
Havaianas/Brazil
|
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USA (US)
|
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Length (cm)
|
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TODDLERS
|
CB Order Size
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|---|---|---|---|---|---|---|---|
|
Havaianas/Brazil
|
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USA (US)
|
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|
|
|
|
|
Length (cm)
|
|
|
|
|
|
|
|
How To Measure
|
Measure the foot from the heel to the longest toe to calculate the final size. |
|
|
Measure the foot from the heel to the longest toe to calculate the final size. |
|
|
Size Guide
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|
|
Chest (cm)
|
|
|
|
|
|
|
|
Chest (inches)
|
|
|
|
|
|
|
How To Measure
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under your arms. Make sure the tape is flat across your back. |
|
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under your arms. Make sure the tape is flat across your back. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|
|
Generic Sizing
|
|
|
|
|
|
|
|
|
Waist (cm)
|
|
|
|
|
|
|
|
|
Waist (inches)
|
|
|
|
|
|
|
|
How To Measure
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|---|---|---|---|
|
Circumference (cm)
|
|
|
|
|
Circumference (inches)
|
|
|
|
How To Measure
|
Use a tape measure to measure the circumference of your head from ear to ear. |
|
|
Use a tape measure to measure the circumference of your head from ear to ear. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size (AUS/US)
|
|
|
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|---|---|---|
|
Europe (EUR)
|
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|
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|
|
|
UK (UK)
|
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|
|
|
|
|
Length (cm)
|
|
|
|
|
|
|
|
|
|
|
How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The measurements below are conversions for Havaianas.
Please note that it’s possible to switch between genders or adult and kids sizes as a number of the scales overlap and for this reason you may receive footwear that fits, but states a different size. The size chart is to be used as a GUIDE ONLY
|
CB Order Size
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|
|
Havaianas/Brazil
|
|
|
|
|
|
|
|
|
USA (US)
|
|
|
|
|
|
|
|
|
Length (cm)
|
|
|
|
|
|
|
|
How To Measure
|
Measure your foot from your heel to your longest toe to calculate your final size. |
|
|
Measure your foot from your heel to your longest toe to calculate your final size. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|---|---|---|
|
Mens (US)
|
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Europe (EU)
|
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|
|
Length (cm)
|
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|
|
|
|
|
|
|
|
|
How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|---|---|---|---|---|
|
Waist (cm)
|
|
|
|
|
|
Waist (inches)
|
|
|
|
|
How To Measure
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|
|---|---|---|---|---|---|
|
Chest (cm)
|
|
|
|
|
|
|
Waist (cm)
|
|
|
|
|
|
How To Measure
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under arms. Make sure the tape is flat across your back. Waist: Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
Measure under your arms around the fullest part of your chest by placing a tape measure close under arms. Make sure the tape is flat across your back. Waist: Measure around your waistline where you normally wear your pants. Place a forefinger between your body and the tape measure for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size (AUS)
|
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|---|
|
Europe (EUR)
|
|
|
|
|
|
|
|
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|
USA (US)
|
|
|
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UK (UK)
|
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|
|
|
|
|
|
|
|
Length (cm)
|
|
|
|
|
|
|
|
|
How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size
|
|
|
|
|
|---|---|---|---|---|
|
Chest (cm)
|
|
|
|
|
|
Waist (cm)
|
|
|
|
|
How To Measure
|
Measure around the fullest part of the chest by placing a tape measure close under the arms. Make sure the tape is flat across the back Waist: Measure around the natural waistline with a tape measure. Make sure their stomach is relaxed when taking their waist measurement. Have one forefinger between the body and the measuring tape for an accurate fit. |
|
|
Measure around the fullest part of the chest by placing a tape measure close under the arms. Make sure the tape is flat across the back Waist: Measure around the natural waistline with a tape measure. Make sure their stomach is relaxed when taking their waist measurement. Have one forefinger between the body and the measuring tape for an accurate fit. |
|
|
The sizes between brands are likely to vary. City Beach brand sizes are designed to fit the below measurements, however due to the variances between brands, these measurements are to be used as a GUIDE ONLY.
|
CB Order Size (AUS)
|
|
|
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|---|---|---|
|
Europe (EUR)
|
|
|
|
|
|
|
|
|
|
|
|
USA (US)
|
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UK (UK)
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|
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|
|
|
Length (cm)
|
|
|
|
|
|
|
|
|
|
|
How To Measure
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
Measure your foot from heel to the end of your longest toe and use this to make all of your final footwear sizing decisions. |
|
|
The measurements below are conversions for Havaianas.
Please note that it’s possible to switch between genders or adult and kids sizes as a number of the scales overlap and for this reason you may receive footwear that fits, but states a different size. The size chart is to be used as a GUIDE ONLY
KIDS
|
CB Order Size
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|
|
Havaianas/Brazil
|
|
|
|
|
|
|
|
USA (US)
|
|
|
|
|
|
|
|
Length (cm)
|
|
|
|
|
|
|
TODDLERS
|
CB Order Size
|
|
|
|
|
|
|
|
|---|---|---|---|---|---|---|---|
|
Havaianas/Brazil
|
|
|
|
|
|
|
|
|
USA (US)
|
|
|
|
|
|
|
|
|
Length (cm)
|
|
|
|
|
|
|
|
How To Measure
|
Measure the foot from the heel to the longest toe to calculate the final size. |
|
|
Measure the foot from the heel to the longest toe to calculate the final size. |
|
|