Castelli Thermoflex Kneewarmer

Covering the knees with a warm, stretchy fabric can make the difference in comfort on days the weather is just beginning to cool down. The Castelli Thermoflex Knee Warmers are made with Thermoflex fabric, a soft, warm, stretchy material that stays close to the skin and keeps the chill off the legs. The warmers stays in place with a microfiber gripper elastic that grips without pinching.