50% Cotton, 50% Polyester. Design: Logo, Potion Bottle, Printed, Text. Hem: Fitted. Fabric Technology: Heavyweight. Neckline: Crew Neck. Drop Shoulder. Cuff: Fitted. Sleeve-Type: Long-Sleeved. Fastening: Pull Over. 100% Officially Licensed. 12-13 Years: 40 in. 3-4 Years: 32 in. 5-6 Years: 34 in. 7-8 Years: 36 in. 9-11 Years: 38 in. Harry Potter Girl's Love Potion Sweatshirt in Navy Size: 12-13 Years