Boiler suit Tychem C provides protection against spills of acids, bases an other liquid chemicals. Overall with elasticated hood, zipper (top and bottom opening) under flap, elasticated waist, ankles and cuffs, 2 waist patch pockets, sealed seams, weight: 67g/m2, thickness: 135µm. TYCHEM® C: material made of TYCHEM® non woven polyethylene coated with a Dupont polymer. The garment is perfectly particle-proof and resistant to the permeability of many liquids, even under high pressure. This material is flexible and light. Its external surface is yellow, the internal surface is white.