When every step up the mountain counts, the Black Diamond Glidelite Pure STS Climbing Skins deliver the glide efficiency that separates good tours from great ones. Built with 100% mohair construction, these premium skins offer superior glide performance compared to mixed-fiber alternatives, making them the go-to choice for fast and light ski mountaineering missions and competitive skimo racing. The innovative STS tail system provides an impressive 20cm of length adjustment (double the previous generation), while the Gold Label adhesive ensures reliable skin-to-ski bonding lap after lap, even when conditions turn harsh. Available in three widths to fit modern alpine touring skis up to 198cm long, these trim-to-length skins come complete with cheat sheets, skin bag, and offset trim tool, so you're ready to tackle everything from dawn patrol laps to multi-day backcountry adventures with confidence and speed.