Protect both of yourself and your customers with Alevola single use face masks. With the nose wire it has been designed to fit snugly around nose so it harmonizes with your face shape. It can give you 3 hours protection. Material: PP melt-blown non-woven fabric Easy to shape nose wire Strong elastic strap with proper sewing Size: 10 cm X 17 cm 5 pieces/package CE qualification Storing: in dry place, on room temperature