Workers' Clothing & Protection
Dupont Coverall Tychem 4000 S White Sl Chz5 T Wh 00 -S
Materials: Tychem 4000 garments are made from a lightweight, supple and durable fabric (<700g per garment) consisting of a chemical barrier film laminated to a heavy duty Tyvek substrate. Chemical protective clothing, Category III. Type 3-B, 4-B, 5-B...
https://www.bizrate.co.uk/workersclothing_protection/dupont-coverall-tychem-4000-s-oid18079410927.html