100% Organic Cotton. Design: Bicycle, Mountain, Printed. Neckline: Crew Neck. Fastening: Pull Over. Sleeve-Type: Short-Sleeved. Fabric Technology: Breathable, Lightweight, UV Protection. Fit: Relaxed Fit. Conforms to Safety Standard: CE Certified, UKCA. 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. Ref: UTMW5085