These non-medical face coverings are made with soft and breathable non-woven fabric that is layered to filter any unwanted dust, pollution and germs. Made to wear comfortably, the nylon elastic ear loops are padded and has a universal fit* by adjusting the length and by the flexible nose wire. Each box comes with 50 pieces to dispose after every use. Wear them regularly when travelling to places like airports, malls, parks, and city streets to prevent from breathing in polluted air. Suitable for anyone to use. Composition: Inside/Outside: Polypropylene non-woven fabric Middle: Filter non-woven fabric Ear loop: Soft nylon with high elasticity for comfort Nose wire: Galvanized wire and PE environmentally friendly material Size: M (17.5 x 9.5cm)