The tried and tested Salewa Women's Firetail EVO features the robustness and technical excellence offered by the 3F EVO system with its steel cable, wear-resistant aramid fiber and a super-sticky Vibram? Approach outsole. The species has evolved and now incorporates a seamless upper construction, a fast and precise lacing system and a Multi Fit Footbed Plus to provide unrivalled advantages.Aramidic fiber upper. Rubber 360? rand. Highly water-resistant fabric. 3F System EVO - Freedom of movement where you need it without compromising support. Climbing Lacing - More accurate lacing in the toe area gives more support and performance. MMF+ Multi-Fit Footbed allows an individual adjustment of the fit. 100% Fresh silver treatment reduces bacteria that cause odors. Vibram? Tech Approach EVO outsole for durable traction. Avg. wt. 12 oz. /340 g.