All Star System 7 Ultra Cool Leg Guards - Men's The All Star System 7 Ultra Cool Leg Guards are perfect for baseball players who need protection but don't want to sacrifice comfort. Designed for breathability, the System 7 has a redesigned shell that adds ventilation and strength. The large diameter perforated foam gives breathability. Additional comfort is provided in the Patella Plus Gel knee pad and rivet-free design. The DeltaFlex harness allows range-of-motion and security. The System 7's triple knee design includes Active Tracking to give even more comfort and intuitive, accurate movement. Removable second toe, adjustable, anatomically placed shin pad. The All Star System 7 Ultra Cool Leg Guards are 16.5" long, which makes them ideal for adults.