Women's Trail Long Sleeve Jersey Crew neck collar keeps things casual and comfortable. Deflect™ UV 50+ protects you from the sun's harmful rays. Developed by WidePlus International Co., Ltd., MiniR® is a trademarked performance fabric, made from an exclusive yarn technology that reflects the sun’s rays to keep the wearer cool. It has a high UPF rating to provide longer sun protection for the skin. Fabric Content: 80% Polyester, 14% Cotton, 6% Spandex Women's Specific Regular Mountain Bike Fit is generous and comfortable.