Viktos Men's Ruck Recovery MC Slide Sandals Leather and MultiCam nylon webbing footstrap Heat-activated thermo-formable insole: simply place in oven at 225° for 3 minutes, then stand in sandals for 2 minutes for a custom fit that lasts EVA footbed for custom comfort and support High-traction rubber outsole excels on a variety on surfaces Negative 1mm heel to toe drop U.S. veteran designed & developed NWOT