Whether you plan on covering miles in the forest or on damp city streets, the Gore Bike Wear Fusion 2.0 GT AS Pants' all-weather, all-purpose design will keep your legs comfortable and dry. It's constructed from a mix of Gore-Tex Active Shell fabric with stretch inserts, and plenty of cycling-specific features to offer you the ultimate in comfort.Active Shell is a lightweight, three-layer laminate that's optimized to wick perspiration and block wind while offering resistance to rain and snow. It's highly breathable to prevent overheating, but it'll still offer warmth when needed. The other benefit of the Active Shell is that it easily and compactly packs for storage when it's not needed.Gore added Gore-Tex stretch panels where they'll complement the Fusion's anatomic panels for excellent freedom of movement. The knees are articulated and along the inside of the leg are vents for added cooling if needed. At the bottom of the leg, hook-and-loop fasteners provide adjustment to keep the pants from snagging the drivetrain or frame.The waist band is wide to distribute pressure and avoid any pinching. Adjustable straps are placed along the sides of the Fusion 2.0 to avoid interference with packs. The Fusion 2.0 GT AS Pants feature a full complement of reflective elements fro low-light safety. It's available in sizes Small through XX-Large.