Bliss Sole Sister Set. Includes Bliss Softening socks and Diamancel foot file. Youll get a kick out of this pair of toe detoughing, solesmoothing, hardened heelhelping softening socks. Theyll leave feet feathery soft and spotlightready in 20 minutes A prostrength, fastacting foot file made with genuine diamond that takes care of thick, dry and cracked heels, and kicks hard corns and calluses to the curb. All skin types.