DuPont Tychem 2000 QC125S Disposable Chemical Resistant Coverall with Elastic Cuff and Serged Seams, Yellow, X-Large (Retail Pack of 1) A lightweight, and durable fabric, DuPont Tychem QC utilizes the strength of DuPont Tyvek fabric and a polyethylene coating Tychem QC fabric provides at least 30 minutes of protection against 42 chemical challenges Tychem QC is used for light splash protection in a variety of industrial environments, including petroleum refining, pulp and paper manufacturing, food processing, chemical processing, and pharmaceutical manufacturing Multiple interlocking threads are sewn around the raw edges of garment material to create a strong, stress-resistance seam Laydown collar