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 Mach 5 delivers a snappier ride with PROFLY’s stacked midsole setup, offering a lightweight, responsive foam directly underfoot and rubberized EVA below.Features Creel jacquard engineered mesh Lightweight, resilient foam PROFLY™+ construction Molded EVA sockliner Rubberized EVA outsole Vegan Lay-flat gusseted tongue Articulated heel collar Specs Weight:,8.20 oz Heel-To-Toe Drop:,5.00 mm Volume: 646.00 cm 3 Spring Measurement: 39x25 mm