One of Mountain Hardwear&';s classics re-tooled, the Canyon(TM) Long Sleeve Shirt is the ultimate wrinkle-resistant, quick-drying shirt for hiking and trekking. Made from 100% polyester dobby fabric, it combines durability and performance all in a lightweight package. You can even wear it on a date, that&';s how good you&';ll look in it. Uses: Backpacking, Hiking, Travel, Camping Broad Spectrum filters out harsh UVA and UVB rays UPF 50 Moisture wicking properties Center front button closure with sun collar Secure zip chest pockets double as core vents Adjustable roll-up sleeves with button closure Integrated mesh venting across back shoulders MHW flag logo at lower left side seam Imported Fabric Body: Dobby woven: 100% Polyester. Approx. Fabric Weight*: 86 g/m^2 / 2.54 oz/yd^2*Weight based on size Medium. Actual weight may vary.