Pearl Izumi Amfib Shoe Cover The Pearl Izumi Amfib Shoe Cover helps keep your feet warm and cozy during cold weather riding. You don't want your feet to go numb from the cold wind while descending mountain roads. This is Pearl Izumi's warmest shoe cover and it's largely in part due to the three-layer Am FIB softshell fabric and a quilted lining with 100g Primaloft Gold with Crosscore technology. Plus, a durable water repellent (DWR) finish keeps your feet dry through most conditions. Features Am FIB(R) Softshell provides superior wind and water protection100g Primaloft Gold w/Crosscore technology insulation is made from 35% post-consumer recycled polyester and incorporates Aerogel particles for incredible warmth with minimal weight Patented two-stage hook and loop closure provides both sleek fit and easy on and off Anatomic paneling for a performance fit Bio Viz(R) reflective elements for low-light visibility Size Small Medium Large Extra Large XX Large Men | Pearl Izumi | Amfib Shoe Cover Men's | Size Extra Large In Black | Polyester