WaterTight zippers with molded zipper garages are practically impenetrable Reinforced and articulated for extra wear and tear, the elbows last for climb after climb Show your ARCTERYX pride without feeling the breeze to heat transfer logos don't leave small needle holes for water to sneak in through Specifications: Weight: 1 lb 3 oz Waterproofing: GORE-TEX Pro Shell Face fabric: 480-denier nylon Reinforcement face fabric: 550-denier polyesterSpecifications based on size Medium