The Madison Sportive Thermal Knee Warmers. A perfect partner for your bib shorts, the Sportive Thermal knee warmers are keep the chill off your knees.  Madison Sportive Thermal Knee Warmers Features Fleece backed Lycra provides excellent warmth even when wet Lightweight Lycra fabric behind the knee to prevent overheating Flatlock stitching eliminates any unwanted chaffing or discomfort Reflective details for low light visibility Rubberised leg grippers to ensure a secure fit