This is a 3M 3-Layer Respiratory Protection Disposable Mask: 80130006085. It is designed for protection against inhalation of hazardous airborne particles, and the protection it provides exceeds a normal disposable mask. The mask design has three layers, with the inner layer being a soft absorbent non-woven material, the middle layer structural filter and the outer layer a waterproof non-woven fabric. It offers excellent breathability, efficient filtration and useful protection from particulate matter, liquids and dusts. It can be used as a dust mask for environments with airborne pollutants, in working environments with dust particles, for general maintenance, grinding, sanding and sawing. It is also suitable for industrial and healthcare environments with hazardous vapors or gases, such as the welding of metals, chemical laboratories and medical facilities.