100% Polyester. Design: Logo, Reflective Detail. Neckline: Crew Neck. Sleeve-Type: Long-Sleeved. Fabric Technology: Lightweight, Non-Irritating. Flat Locked Seams, Prevents Chafing. Fit: Regular. XS: 34 in. S: 36 in. M: 40 in. L: 44 in. XL: 48 in. XXL: 52 in. 3XL: 56 in. 4XL: 60 in. Ref: UTGT29345