The Dominator 5 Fit features breathable, supple and durable vented Technomicro microfiber Upper with cooling mesh panels. Caliper Buckle two way ratchet for easy on bike adjustment with incremental tightening and loosening. Adjustable Soft Instep Closure System and padded tongue eliminate pressure points. High Security VelcroR wont shift or slip. Breathable, supple and durable vented Technomicro microfiber upper with cooling mesh panels. The Dominator 5 Fit is available in both Standard and Mega widths.