What's better than ripping down the mountain, your riding absolutely on point? Staying plenty cool while doing it. Our new Trail Air Short Sleeve jersey uses VaporRize(TM), a super lightweight, breathable fabric, that keeps you cool, while feeling comfortable against your skin and protecting you from ultraviolet rays and trial side foliage. Features: VaporRize(TM) fabric is made from our most breathable, lightweight fabric that uses a Recycled Polyester blend to create its superior wicking ability. Crew neck collar keeps things casual and comfortable. Deflect(TM) UV 30 protects your skin from harmful, ultraviolet rays. Regular Mountain Bike Fit is generous and comfortable. Fabric Content: KNIT 87% POLYESTER, 13% SPANDEX