Made from a durable pu coated fabric and lined with 3m thinsulate padding the showerproof expedition thermo trousers are designed to keep you warm dry and comfortable when working in tough winter conditions they have cordura bottom loading knee pad inserts a quilted lining triple stitching to reinforce seams ykk zips mesh vents at the inner thigh to regulate body temperature and hem gaiters with a boot hook to attached to work shoes