S: 1 year old above kiddo, weight 12-25kg.
M: height 140-165cm, weight 30-54kg.
L: height 160-175cm, weight 54.5-80kg.





儿童O型腿X型腿矫正带成人小孩宝宝纠正内八字矫正器腿部腿型绑腿