These overalls are made from a waterproof & breathable Isolite 5000 lightweight polyamide fabric, which has a durable water repellent finish. Not only that, it is also windproof & fitted with Thermo-guard insulation & a polyester lining. Designed for comfort they include an elastic waistb&, hook-&-loop storm flap & adjustable cuffs & hems. Built for work, they have several pockets, including those for knee pads, patch pockets & a rule pocket, plus strategic, durable Ripstop panels so that they will keep you covered no matter how hard you work. To top it off, the reflective trim & detachable hood will keep you safe & dry when even the weather turns against you. Be prepared, be safe, be comfortable.