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 and non-penetrable Raptek microfiber 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. Imported