5-layer Carbon Technology Protective Mask Filters – 10/20/50/100 PCS

• The disposable PM 2.5 mask filters are made up of five layers, making use of carbon filter technology for more comprehensive protection against particulates, allergens, and pollutants.
• Each filter has an activated carbon fiber layer centred between two melt blown cotton layers and enclosed by a layer of non-woven fabrics on each side to provide the best filtration to help you breathe easier when outside of the home.
• Available in 10/20/50/100 PCS, they’re a perfect fit within the built-in pocket of our adult-sized protective masks.
• Filters should be safely disposed of after each use.