100% Cotton. Fabric: Single Jersey. Design: Graphic Print, Logo, Mountain. Neckline: Crew Neck, Ribbed. Sleeve-Type: Short-Sleeved. Fabric Technology: Breathable, Durable, Soft, UV Protection. Sustainability: BCI Approved. Sun Rating: UPF 50+. XS: 36 in. S: 38 in. M: 40 in. L: 42 in. XL: 44 in. XXL: 47 in. 3XL: 50 in. Ref: UTRG12426