51% Polyester, 49% Nylon. Design: Logo, Textured. Neckline: Crew Neck, Ribbed. Sleeve-Type: Short-Sleeved. Fabric Technology: Anti-Odour, Breathable, Lightweight, Moisture Wicking, Quick Dry. Panel Detail, Seamless, Unrestricted Movement. Fit: Regular. 8 UK: 33 in. 10 UK: 35.5 in. 12 UK: 38 in. 14 UK: 40.5 in. 16 UK: 43 in. Ref: UTGT32734