MLB Boston Red Sox Youth SS Crew 100% Cotton Imported 5th & Ocean Jersey short sleeve crew neck with contrast yoke; 100% Cotton Contrast short sleeve Fitted silhouette 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;