SKULL AND BONES Collection * Featuring skull embroidery on one sock, bones embroidery on the other. * Patented grip designed to provide excellent traction. * Extra silicon on the high contact areas: the ball and heel of the foot. * Arebesk signature wash bag included with each pair- doubles as carrying bag and helps preserve sock and silicone longer. SIZE CHART   Large U.S. Men’s Shoe 9.5-11.5 XLarge U.S. Men's Shoe 12-13