37% Acrylic, 32% Polyester, 25% Viscose, 6% Elastane. Design: Plain. Neckline: Crew Neck. Sleeve-Type: Long-Sleeved. Fabric Technology: Isotherm, Lightweight, Moisture Wicking, Quick Dry. XXS: 33 in. XS: 35 in. S: 37 in. M: 40 in. L: 43 in. XL: 46 in. XXL: 49 in. 3XL: 53 in. 4XL: 56 in. Ref: UTMW3487