Crocs Prepair Clog will help repair and protect your feet after your next competitive workout. This top-of-the-line Crocs Prepair Clog clog features a fast, sport-inspired design that enhances recovery after athletic activity by reducing muscle exertion, improving blood flow and fatigue relief, so creating greater recovery potential. US Ergonomics scores Crocs Prepair Clog peak pressure reduction by up to 50% and peak muscular effort by up to 24.6%.