Lvying 3-Ply Non-Woven Disposable Face Mask, 50pcs Lvying 3 Ply non-woven disposable face mask IS CE certified and HSA approved. Made of 3 layers of soft non-woven fabric designed with a bacterial filter to provide protection against bacteria, microorganisms and droplets in the air. With soft elastic ear loops, adjustable nose clip to reduce potential eyewear fogging, as well as high breathability, Lvying masks offer users comfortable and effective barrier protection.