100% Cotton. Design: Plain. Neckline: Crew Neck, Ribbed. Sleeve-Type: Short-Sleeved. Back Neck Tape, Tearaway Label. Sustainability: Oeko-Tex Certified. S: 37 in. M: 40 in. L: 43 in. XL: 46 in. XXL: 49 in. 3XL: 52 in. 4XL: 55 in. 5XL: 58 in. Ref: UTBC340