Featuring a lightweight, soft, comfortable design, the Advantage 200LS facepiece from MSA employs the AnthroCurve™ Sealing Surface, which instantly conforms to each wearer’s unique facial characteristics. MSA’s patented MultiFlex® System equalizes pressure on the face-seal area while delivering exceptional stability. A wide range of cartridges can be used with the 200LS.MSA, Pittsburgh, PA.