If you spend an hour warming up, but your knees still don’t seem to be firing on command, it might be because fall arrived and forgot to tell anyone. Pull on a pair of Gore Bike Wear Ozon Knee Warmers and maximize your ride time. No one wants to spend an hour warming up just because of still knees. The Ozons block wind, wick moisture, and keep you warm to make your saddle time comfortable and effective.