Kocotree KK Tree Kids Boys Swimwear Youth Professional Training Quick-Dry Breathable Swim Trunks

| Size | Side Length | 1/2 Waist | 1/2 Hip | 1/2 Leg Opening |

|------|-------------|-----------|---------|-----------------|

| 120 | 32.75 | 24 | 26.5 | 12.75 |

| 130 | 34 | 25.5 | 28 | 13.5 |

| 140 | 35.25 | 27 | 29.5 | 14.25 |

| 150 | 36.5 | 28.5 | 31 | 15 |

| 160 | 37.75 | 30 | 32.5 | 15.75 |

| 170 | 39 | 32 | 35.5 | 17 |

| 180 | 40.25 | 34 | 37.5 | 18 |

| Age (years) | Height (cm) | Weight (kg) | Recommended Size (cm) |

|-------------|-------------|-------------|-----------------------|

| 4-5 | 110-120 | 19.5-22.5 | 120 |

| 5-6 | 120-130 | 22.5-28.5 | 130 |

| 7-8 | 130-140 | 25.5-34.5 | 140 |

| 9-10 | 140-150 | 29.5-42.5 | 150 |

| 11-12 | 150-160 | 36.5-49.5 | 160 |

| 12-13 | 160-170 | 41.5-58.5 | 170 |

| 13+ | 170-180 | 51.5-68.5 | 180 |

Size 120 fits well for children around 118 cm/20 kg

Size 130/140 fits well for children around 127 cm/25 kg and 135 cm/35 kg

Size 150 fits well for children around 137-148 cm/33-38 kg

Size 160/170 fits well for children around 161 cm/46 kg

Size 180 fits well for children around 170-180 cm/64-65 kg

High elasticity four-way stretch fabric for unrestricted movement

Quick moisture absorption and drying with a rating of ≥4 (GB/T21655.2-2019)

Chlorine-resistant and corrosion-resistant fabric for durability and color retention

Antibacterial lining in the crotch area for child health protection

Scientific drag reduction design to enhance swimming speed and reduce water resistance

Smooth, seamless flatlock stitching for skin-friendly comfort

Adjustable waistband with drawstring for secure fit

UV color-changing feature for added fun and visibility

Complies with A-class safety standards for infants and children (GB31701-2015)

Tested and certified by third-party institutions for formaldehyde, phthalates, aromatic amines, and harmful substances

Vibrant color options to stand out in the pool

MA, CNAS certified

Meets GB31701-2015 A-class safety standard for infant and children textile products

Meets GB/T21655.2-2019 moisture absorption and quick-dry standard

Meets T/SZTIA001-2023 antibacterial standard

Meets GB/T20388-2016 and GB/T30157-2013 for absence of harmful substances

Kocotree is a leading children’s outdoor swimwear brand with 17 years of dedicated research and development. It has been the No.1 best-selling children’s swimwear brand online for two consecutive years (2023-2024) based on CIC research. Kocotree encourages children to explore nature and imagination freely, designing products with children’s needs and comfort in mind to inspire adventurous and joyful childhood experiences.

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