CONFORMS TO EN 140 (HALF-MASK) & EN 143 (FILTERS) This mask is made with a durable thermoplastic rubber offering a superior fit to most face shapes. The mask accepts the full range of low profile Force8 filters giving the Force8 the flexibility to be used for many applications, providing filtering protection against particulates, many gases and vapours Compatible with range of PressToCheck filters PressToCheck filters allow you to check your face fit each time you don the mask Replacing filters is more cost effective than using disposable masks