An exceptional, lightweight liner thats been proven on the longest trails use it as your sock systems baselayer, or on its own if you want to ride light. COOLMAX EcoMade and nylon fibers are combined for exceptional moisture management, breathability, durability and softness. The patented five-toe design minimizes skin-on-skin friction that leads to blisters and lets your foot work naturally for better alignment and feel underfoot. Designed as a liner, this ultrathin crew also works well on its own for warm weather hikes and runs.