EN 465/466/467/1149/prEN533. Chemsol Plus® Trousers. Made from EPVC;Polyester, Chemsol Plus gives all the benefits of standard PVC clothing with added comfort and protection. Super-soft fabric for working long hours in difficult conditions High frequency welded and taped seams High visibility stripe for visibility in low light conditions Liquid chemical protection to BS EN 465 type 4, 466 type 3 and 467 Flame retardant properties, prEN533 Antistatic properties BS EN 1149-1; 1996 Elasticated waist trousers