The Arch Rock Pants are built to handle a full day on the trail.UPF 50 protects your skin from the sun, and a light but durable fabric means you´re cool in the shade.Articulated knees and a crotch gusset mean they´ll hold up on serious climbs, and the PFC-free coating will keep you dry when the deluge hits. FEATURES:-Lightweight, abrasion-resistant nylon blend.stretch performance fabric is lightweight, breathable, and quick-drying for maximum comfort.- Sun protection with an ultraviolet protection factor (UPF) of 50.- PFC-free water-repellent coating keeps you dry and minimizes environmental pollution.- Gusseted crotch and articulated knees for full mobility.- Elastic waistband with adjustable belt.hand and back pockets. Compare prices from: Marmot in Men's Clothing