SFR Coveralls with Hood, Large, White, Tyvek® 400Case of 25 Lightweight, disposable secondary flame resistant overgarments designed to help protect and preserve primary flame resistant garments Provides an ideal balance of protection, durability, and comfort In the event that a flash fire occurs, Tyvek 400 SFR garments won't ignite and won't contribute to additional burn injury if appropriate primary flame resistant personal protective equipment is worn beneath Composed of flash spun high density