Gore Bike Wear Men's Alp-X 2.0 Gore-Tex Active Shell Long Pant Shell: 100% Nylon; Gore-Tex Membrane, 100% Polyester; Stretch: 89% Nylon, 11% Elastane, Gore-Tex Membrane, 100% Nylon; Insert: 100% Nylon; Gore-Tex Membrane, 100% Polyester, Imported Lightweight: Waterproof, windproof and breathable rain pants that take up minimal room in your backpack. Slim fit Wear-resistant seat reinforcement Back zipped stow pocket High-cut back Elastic, width-adjustable waistband with cord Adjustable leg width with velcro fastening for chain protection Wear-resistant seat reinforcement Back zipped stow pocket High-cut back Adjustable leg width with Velcro fastening for chain protection