The Force™ 8 Twin Cartridge Half-Mask features the Typhoon™ valve. This valve offers superior low breathing resistance, allowing you to breathe comfortably without fatigue. Made from a durable thermoplastic rubber, the mask is comfortable and offers a superior fit to most face shapes. The carefully designed 4-point suspension harness has quick release buckles. The mask accepts the full range of low profile Force™ 8 filters giving the Force™ 8 a wide ranging flexibility for use in many situations. By selecting and fitting the correct filter, the Force™ 8 Half-Mask can provide protection against particulates, many gases and vapours.