The RaceThermo incorporate the EUROBIKE Award winning technology; IntelliSeal. An ingenious technology that greatly enhances the durability, fit and water resistance of shoe covers. The RaceThermo are made from 4mm waterproof neoprene. These overshoes protect your feet from dirt and spray when riding in wet and cold conditions. The RaceThermo shoe covers feature 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 zip. Recommended for road shoes. Compatible with most types of pedal systems.Key Features:IIntelliSealZipperless designWaterproof neoprene 4mmWindproofSafety light attachment (safety light not included)Aramid fibre reinforcementsHeavy rain protectionReflective detailsInsulatingHi-vis80% Rubber17% Polyamide3% Polyurethane