The Arctic is one of the warmest shoe covers available on the market and ideal for very cold winter days. It is made from 4 mm waterproof neoprene with a hollow fiber lining and offers maximum thermal insulation.The Arctic incorporates the EUROBIKE Award winning technology; IntelliSeal™. An ingenious technology that greatly enhances the durability, fit and water resistance of shoe covers. The Arctic shoe cover is featuring the new zipperless shoe cover design, that gives a perfect and snug fit around the shoe and calf, so water is kept out from the top and preventing water from penetrating through a zipper. Recommended for road shoes. Compatible with most types of pedal systems.