Metal and mutilation free - Slip-resistant Timberland PRO Rubber Outsole - Lightweight Hover Spring foam midsole engineered specifically for the healthcare industry; ensuring excellent support and energy return helping to reduce stress on - legs and back - Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return - Cleanable knit upper with knit collar and lining for breathability and a personal fit - Breathable and moisture-wicking lining with Anti-microbial treatment for odor control - Cement construction for flexibility - 30-Day Comfort Guarantee -