Worn several times but in great condition and ready for more miles! SO light and comfortable. The lovechild of Mach 4 and Mach Supersonic, this lively pavement pounder is built for performance and ready to race Sporting a stripped back creel mesh upper and lay-flat tongue, the new Women's Mach 5 delivers a snappier ride with PROFLY's stacked midsole setup, offering a lightweight, responsive foam directly underfoot and rubberized EVA below Best for everyday run, race Textile upper Textile lining and insole Molded EVA sock-liner and lay-flat gusseted tongue Lightweight, resilient foam, and PROFLY+ construction Traditional lace-up closure Removable insole Round toe silhouette Articulated heel collar and creel jacquard engineered mesh Synthetic outsole Can be machine washed (in cold!), air dry. I've washed several times to keep them looking fresh. PET- AND SMOKE-FREE HOME!