MSA Advantage 4000 Small Size Twin Port Facepiece is made of hycar material and works with 3 different interfaces like push to connect, RD40 and twin-cartridge adapter. Facemask comes with fog reducing nose cup, push-to-connect adapter as well as a rubber head harness and is suitable for a wide range of respirators. It can be used in application such as agriculture, oil & gas, nuclear, chemical, construction, electric utility, mining, sanding, grinding and welding.