The Injinji Run Performance 2.0 Original Weight No-Show Toesock is a new Injinji style that is sure to be a hit with serious runners and toe sock aficionados. With moderate cushioning and Injinji's liberating five-toe design, the original no-show toesock is great for most any active endeavor and perfect for those training with five-toed shoes. And they're made with Coolmax XtraLife, a superior fiber that increases loft and durability and will keep your feet cool, dry and blister-free.