50% Cotton, 50% Polyester. Fabric: Heavy Blend. Design: Crest, Gryffindor. 280gsm. Hem: Ribbed. Neckline: Crew Neck, Ribbed. Sleeve-Type: Long-Sleeved. Cuff: Ribbed. Single Jersey Back Neck Tape. Fastening: Pull Over. 100% Officially Licensed. 12-13 Years: 40 in. 7-8 Years: 36 in. 5-6 Years: 34 in. 3-4 Years: 32 in. 9-11 Years: 38 in. Ref: UTBI55046