100% Polyester. Design: Logo. Neckline: Crew Neck. Sleeve-Type: Sleeveless. Fabric Technology: Breathable, Lightweight, Non-Irritating. Flat Locked Seams. XS: 34 in. S: 36 in. M: 40 in. L: 44 in. XL: 48 in. XXL: 52 in. Ref: UTGT21917