The goal of the D evo is to make you feel like runningevery time you put them on. The D evo gets itswish with features that make a real difference. Theimperceptable toe seam, forefoot and heel paddingthat needs to be felt to be believed, mid foot supportand a sculpted leftright fit make the D evo feelcustom made for your feet. Made from recycledCoolMaxR EcoMade fiber. FIT PROFILE Who is this sock for Inside running shoes, the D evo gives a generous, densely paddedfeel with its heel toe cushion. The midfoot support feels almost therapeutic while holding the sock inposition. Because its padded, the D evo is for runners who do want some cushion at both ends of thefoot, but still maintain a relatively thin feel. All levels of runners who want padded performance on theroad will appreciate the D evo. Small 36 39.5Women's 6 8, Medium 40 42.5 Men's 7 9Women's 8.5 10.5, Large 43 45.5 Women's 9.5 11.5Men's 11 13, X Large 46Men's 12.