3D DESIGN they are prepack of 1pcs or 3pcs 3 LAYER MASK BUILT-IN FILTER COMFORTABLE FIT WASHABLE & REUSABLE UP TO 4 WEEKS NOSE WIRE FOR SECURE FIT ADJUSTABLE ELASTIC EAR BAND Pre-packed by 6pcs, Non-Medical Grade This Item is not returnable. NOTE: Fashion face masks can be effective to help protect against certain airborne dust,
allergens, smoke, pollution, ash, pollen as well as the spread of oral liquids. They are not designed for small viral particles such as Covid-19