This suit is pre-treated with a Class A fire-retardant Our same High Quality Jute Thread is sewn directly on to Military BDU trousers. These are made by Propper. The Jute thread is sewn on to the back of the trousers and a 1000 Denier Cordura Plus Material is sewn on to the front for those long sniper crawls. The Cordura Plus means it has a Urethane Coating for water repellency (Weight 3.5 lbs). If Propper brand is unavailable at the time we will use Tru-Spec Brand. Warranty: Manufacturer's warranty only, not covered by our 30 day guarantee. All damaged, missing, or mistakenly shipped products must be informed within 24 hours of package delivery.