Super Roubaix: Front seat panel and front leg Thermodream: Rear Seat Panel, side and back of legs Naxos Mesh: Bib Straps PowerNet Mesh: Rear window in uppers Constructed on a curve to provide a natural ergonomic fit in the riding position Winter weight materials have brushed inner pile for a soft touch and are extremely effective at retaining heat Silicone elastic gripper and CamlockTM zipper at the ankle cuffs for a secure and adjustable fit High visibility reflective strips accent the ankle zippers for safety Uppers utilize two mesh materials for temperature regulation and breathability