Mavic crossmax sl pro thermo mtb shoeswhen winter sets in mavics crossmax sl pro thermo shoes will keep you on the trails a gore tex outer layer and neoprene ankle gusset provide excellent protection against rain wind cold and mud with many great features this is the ultimate winter riding shoe thanks to the construction of the crossmax sl pro thermo mtb shoe there is no need for separate overshoes the unique properties of gore tex make it virtually impenetrable to the elements a flexi