50% Cotton, 50% Acrylic. Fabric: Enzyme Washed, Single Jersey. Design: Plain. Fabric Technology: Anti-Pilling. Hem: Ribbed. 12 Gauge, Woven Back Neck Label. Neckline: Double Layer, Fused Stand Up Collar, Ribbed Collar. Sleeve-Type: Long-Sleeved. Cuff: Ribbed. Fit: Regular. Fastening: 1/4, YKK Zip. Sustainability: Oeko-Tex Standard 100 Certified. XS: 34 in. S: 38 in. M: 40 in. L: 42 in. XL: 44 in. XXL: 48 in. 4XL: 56 in.