FIZIK R4 Tempo Overcurve - WIDE BLACK/BLACKThe Overcurve R4s classic aesthetic belies an advanced construction technique: a resilient polyurethane laminated material is combined over a comfortable mesh, reducing energy loss and providing long lasting foot support where its most needed. Designed with a performance fit for riders with wider feet, the Overcurve R4 Wide provides a higher volume fit with more room at the forefoot around the ball of the foot and metatarsals. OVERCURVE Shoe closure