The Pearl Izumi Elite Thermal Knee Warmer transforms any pair of cycling shorts into a knicker. It's designed with softer Thermal fleece fabric with improved stretch, which makes both fit and comfort exceptional. The Elite is engineered with PI Dry technology to offer permanent water-shedding performance for more warmth in wet conditions. It features a BioViz logo on the back of the calf to add reflectivity in low-light conditions. The Pearl Izumi Elite Thermal Knee Warmer is the best way to have the best performance with extra comfort.