Shimano mw81 gore tex winter mtb spd bootsshimano footwear is as technologically innovative as the components theyre known for get the right gear for your needs and the conditions with shimanos no compromise attitude to using the best materials for unrivalled performance and comfort featureswaterproof gore tex insulated comfort footwear liner high visibility reflectors on rear and side of shoes triple offset straps prevent pressure points fleece liner insole for added insulation and heat re