Dont let rain or cold stop your ride the defroster road features seam sealed bootie construction thinsulate insulation and a neoprene collar to help keep your feet warm and dry even in the worst conditions thinsulate 400 gram insulation for warmth with waterproof seam sealed internal bootie construction and reflective heat loss barrier in the sole sealed canopy and neoprene collar keep heat in and water out nylon composite sole for efficient yet compliant comfort stiffness index 60 s