High quality filter media which blocks PM2.5 dust, haze, bacteria, influenza viruses Comfortable ear band made of soft cotton, easy to wear and remove ear loop design Adjustable nose clip made of high-strength composite materials with higher resistance to breakage than metal nose clips Even heat dissipation over the mask surface reducing stuffiness Compared to similar products, effective filtration time increases by 50 percent High quality filter media which blocks PM2.5 dust, haze, bacteria, influenza viruses Comfortable ear band made of soft cotton, easy to wear and remove ear loop design Adjustable nose clip made of high-strength composite materials with higher resistance to breakage than metal nose clips Even heat dissipation over the mask surface reducing stuffiness Compared to similar products, effective filtration time increases by 50 percent extra filter Brand No Brand SKU OT776HB09MGZSNAFAMZ-80407