Assos kneewarmer evo7the assos kneewarmer evo7s are constructed from assos highly stretchable warm and breathable rx fabric light which helps you to maintain a constant temperature without feeling over layered theyre anatomically cut for each leg to ensure a perfect fit and equipped with rubberised grippers so they stay in place no matter how hard youre pedalling features material rx fabric light perfect for autumn and spring riding low volume packable stretchable warm breathable slim f