Design PhilosophyThere is much debate, and no concensus, about what temperature is acceptable for a cyclist to get their legs out. Whatever the temperature, the murky area between bibshorts and full winter tights can be challenging to dress for - until now. The new Pro SL Knee Warmers II deliver without compromise. Windproof, water repellent fabrics in carefully constructed pre-shaped panel designs offer the protection that your extremities need for comfort in a wide range of conditions.Windproofing and WarmthCareful, clever fabric placmemt utilises 4 way high stretch windproof panels and luxurious thermoroubaix, providing the optimal balance of weather protection and warmth.Thermoroubaix with DWR M™ Thermoroubaix® is a luxurious, high stretch thermal fabric that provides comfortable insulation and features the PFC Free DWR M™ treatment for excellent eco friendly water repellencey.