The Next Level Eco Adult Face Mask has a 93.6% PFE (Particle Filtration Efficiency) rate which is the highest ratings in Next LevelÕs cloth mask product line when compared to our CVC and Cotton cloth masks. The Eco Mask is reusable, eco-friendly, and sustainable 2-ply mask made of 70% recycled material. Lightweight, breathable, and super-soft comfort fit for all day wear. Each mask is made using RPET poly from recycled water bottles. Moisture wicking fabrication is washable and breathable. Features a double layer fabric, goes over your ears for secure fit, fits over an N95 mask.