Introducing the Alpha Pant by Arc'teryx, redefining lightweight, durable, full-side-zip waterproof/breathable 3-layer GORE-TEX pants. Crafted with ultralight liquid crystal polymer ripstop Hadron gridded face fabric, offering double the abrasion resistance at half the weight. A innovative waist cinch ensures a customized fit, comfortable under climbing harnesses or pack hipbelts. Full-length side zippers facilitate easy on/off, even with boots or crampons, making them perfect for light and fast mountaineering. These are the lightest full-side zip rain pants available. Key features include Hadron 3-Layer GORE-TEX waterproof/breathable fabric, Bluesign approved material, liquid crystal polymer ripstop, reinforced waist and leg cuffs, dope dyeing process, full-length separating side zippers, drop seat, zippered fly, laminated instep patch guards, eyelets for shock cord attachments, low-profile waist cinch adjustment, articulated patterning, gusseted crotch, waterproof, breathable, windproof, ultra-lightweight, durable, versatile, regular fit, and a weight of 7.8 oz (220 g).