This technical sock designed for outdoor activities is built to give your feet an edge. Injinji's Spectrum Trail Midweight Crew features toe-separation to reduce friction and blistering, a crew-length with high seal out, arch support, and COOLMAX® EcoMade fibers for breathability and cooling. Nylon fibers add durability, and midweight cushioning provides protection for your feet. Ideal for long runs and hikes on tough terrain.