SUPERIOR QUALITY : Made of premium silica gel, the half facepiece is non toxic, soft, comfortable, durable, safe and healthy. It will effectively eliminate any hint of organic chemical vapor or fumes once wearing THE PERFECT FIT & COMFORT: Made of food grade elastic silicone material which provides a comfortable feel on your skin. Equipped with two fold elastic headbands that is easily adjusted DOUBLE PROTECTION: Half facepiece use a dual filtration system to effectively block 97 of organic vaporsgases, fumes, pollen, dust and other particles in the air. It is the ideal protection device for you at work WIDE APPLICATION : The half facepiece can block multiple hazardous substances ,work areas with chemicals, glass, metal, paint, agriculture, formaldehyde and other irritating vaporsgas. Protective against dust particles in mechanical work such as welding, sawing, grinding, graffiti etc INCLUDES: 1x half facepiece 2x replaceable filter boxes 8x cotton filters 2x caps.