These shoe covers provide the warmth and weather protection you want for those less-than-ideal weather rides. Primaloft Gold insulation provides lightweight warmth and the anatomic design prevents bunching. 3-layer AmFIB softshell material is wind- and water-resistant. 100g Primaloft Gold insulation adds warmth. Hook-and-loop closure for easy on and off. Reflective elements keep you visible on low-light rides.