Authentic MIZUNO Performance BASEBALL WARM-UP SHIRT Short Sleeve Team Uniform Top Size: Youth Medium (M) or Large (L) Select size above, See Measurements below Can be worn by Boys or Girls Color: Red / Grey 100% polyester Weather-proof, windbreaker type material. Quarter Zip Pullover, V-Neck. 2 Front Pockets Strong Rip-Stop Waffle Knit Material Printed Tag in Neckline for added comfort. Youth Sizing: M (10-12) – 18.5″ across chest, 23.5″ length L (14-16) – 20″ across chest, 25″ length