Defeet Slipstream 4" OvershoesThe Defeet Slipstream 4" Overshoes provide some extra protection for your shoes, keeping mud and road grime at bay whilst also adding a touch of extra insulation for cooler weather.Inspired by professional road cyclists of days past, who used to pull socks over their shoes, the Slipstream Overshoes are a modern, more durable and updated version of those sock overshoes. The tough and durable Nylon construction keeps off windchill and gives your shoes a bit more aero performance and off course stop muck from ruining pristine cycling shoes. They're the perfect option for spring and autumn when you don't need a full winter overshoe. Features:Material: 90%Polyamide(Nylon), 10% ElastaneSimple designAdds extra protection and aerodynamicReflective strips on rearDeFeet crafted a solution that actually keeps wind chill off the feet, creates smoother lines, keepSlipstreams™ also last much longer than a pair of socks while barely costing morePay homage to the classic era of cycling, wear Slipstreams™ and go fasterBuy Defeet from Chain Reaction Cycles, the World's Largest Online Bike Store.