【Comfor Material】This girls crop top bra combines 95% cotton with 5% spandex for breathable softness. The white sports bra utilizes wireless construction that moves naturally with growing bodies. 【Youth Sizing】Designed for ages 8-16, these girls bra optimized for 40-55kg body weights. The training bras provide secure coverage with 29cm height and 62-78cm underbust range. 【Stable Support】With fixed padding and set strap lengths, these girls bras maintain consistent positioning during activity. The sports bra for girls incorporates elastic bands for comfortable movement without strap slippage. 【Multi-Wearability】Ideal for school, sports, and sleepwear, the white crop top layers discreetly under uniforms. These kids bras transition seamlessly from daily activities to athletic pursuits. 【Easy Care】The white girls sports bras maintain shape through machine washing below 40°C. This girls white crop top collection offers long-lasting comfort for 40-55kg wearers.