100% Cotton. Design: Back Print, Checked, Logo, Number, Ravenclaw. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. 100% Officially Licensed. S: 37 in. M: 40 in. L: 43 in. XL: 46 in. XXL: 49 in. Harry Potter Men's Quidditch Ravenclaw T-Shirt in Black Size: Medium