100% waterproof and windproof. Made of 300 denier oxford polyester with very flexible polyurethane. Generous sizing. All the seams are sealed with a heat welded waterproof tape. Adjustable and removable shoulder straps with plastic clips. Reflective stripes at the legs. Heavy duty rustproof snaps at the leg cuff for a better adjustment. Nylon zipper on the legs. High resistance thread. Reinforced at all points of strain.