100% Polyester. Fabric: Knitted, Pique. Design: Back Print, Embossed, Logo. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fabric Technology: Moisture Wicking, Quick Dry. Unrestricted Movement. Fit: Regular. S: 38 in. M: 41 in. L: 44 in. XL: 48 in.