100% Polyester. Fabric: Birds Eye. Design: Contrast. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fabric Technology: Breathable, Quick Dry. Cut Longer At Back, Side Seams, Tearaway Label. 135gsm. Sustainability: Oeko-Tex Standard 100 Certified. S: 37.5 in. M: 40 in. L: 42.5 in. XL: 45 in. XXL: 47 in. Ref: UTLT4681