Supplied with 2 x ABEK1P3 R Pre-Assembled Gas amp; Particulate Filter. Uses the EasyLockreg; Filter system that requires no additional clips or holders. The AirWavereg; Pleated Particulate Filter reduces breathing resistance and increases wearer comfort. ABEK1 for protection against organic, inorganic, ammonia and acid gases [Bpgt;65deg;C]. P3 protection against harmful and toxic dusts, fumes and water/oil based mists/aerosols . Tested and certified to EN 14387:2004#43;A1:2008.