100% Organic Cotton. Design: Back Print, Logo, Valley. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fabric Technology: Breathable, Lightweight. Sustainability: GMO Free, Pesticides Free. Sun Rating: UPF 50+. XS: 35 in. S: 38 in. M: 40 in. L: 44 in. XL: 47 in. XXL: 50 in. 3XL: 53 in. 4XL: 56 in. Ref: UTMW2534