The Mountain Hardwear Plasmic EVAP Baseball Cap is a durable, rain cap for backpacking and hiking in wet weather. Hiking in the rain is wet and muddy, of course, but has one main benefit: A trail that's yours alone. The Plasmic EVAP Baseball Cap helps turn bad weather to your advantage, with fabric that repels moisture and Dry.Q EVAP technology for waterproof breathability. Durable Dry.Q EVAP 40D 2.5L 100% nylon shell. Dry.Q EVAP accelerates evaporation for more breathability and comfort. Fully taped seams seal out moisture. Velcro fastener closure adjustment for a perfect fit. Reflective rear trim for nighttime visibility. Avg. wt. 2 oz.