Shirts By Sarah Boy's Big Brother T-Shirt Sibling Shirts Matching Tees Heavy 5.3 Oz. Cotton 100% preshrunk cotton sport gray contains 10% polyester This personalized big brother shirt is a great way to get your son excited about becoming a big brother. Also works as a cute baby reveal idea. Youth Size Information: XS: 5-6 Small: 6-8 Medium: 10-12 Large: 14-16 X-Large: 18-20 (just smaller than an adult S) Proudly Printed In U.S.A. Taped Shoulder To Shoulder, Double Needle Stitched Throughout, Seamless Collar