SET OF (3) YOUNG Girls Lightly Padded Wire Free Cotton Bras for Sports Training. 28a. 10/12 years Lightly Padded: Lightly padded breathable cotton training bra, can prevent nipples from showing. Solid and soft bra has good support, as a sports bra, ideal for teens in sports activities and daily wear. Comfortable full cup bra with 2 hook and eye closure adjustable to three sizes. ADJUSTABLE STRAPS This is a junior size bra.