MLB Colorado Rockies Youth Tank 50%Polyester/37%Cotton/13%Rayon Imported 5th & Ocean Youth heatheredtri-blend tank with binding; 50% polyester, 37% cotton, 13% rayon Soft and Stretchyheatheredjersey drapes well and has comfortable fit High low hem (back is longer than front) Small 6/6X fits 24-25.5" chest, 21"-21.5" waist; Medium 7/8 fits 26"-27" chest, 22"-23.5" waist; Large 10/12 fits 28"-30" chest, 24"-26" waist; X-Large 14/16 fits 31"-33" bust, 26.5"-29" waist;