The Tychem 4000S CHZ5 hooded coverall is lightweight and durable, weighing less than 700g and offering a barrier against organic and inorganic chemicals. Featuring double cuffs, zippers and zip flaps; and stitched and over seams, the Tychem 4000S is suitable for use in the oil and gas industry, chemical engineering, response teams and many other applications. With elasticated face, wrist and ankles, adhesive chin flap and thumb loops, this coverall conforms to: CAT III, Type 3B, 4B, 5B, 6B, EN 1073-2, EN 1149-5, EN14126.