The Fila Memory Workshift delivers solid performance and classic styling. This sleek training shoe features memory foam construction for a comfortable fit and cushiony feel that can't be beat. The shoes were tested in accordance with the applicable industry standards, including: ASTM F2913-11. The slip resistant sole is designed to help prevent slips and falls but this is not a slip-proof shoe. Always exercise caution on slick or wet surfaces. Material: Leather, Synthetic.