Feature:1. Soft and breathable.2. Functional nose pads can prevent fogging and isolate outside air.3. Three-layer structure design, suitable for long-term skin wear.4. Elastic with ear hook, breathing softly.5.Elastic ear straps, easy to stretch and wear.6.Anti-fog, anti-fog PM2.5, pollen, etc.Material: Non-wovenSize:17.5cmx9.5cm (6.89inx3.74in)The package includes: 50pcs masks100% Satisfaction: Please feel free to contact us if you have any questions about our products, we take full ownership and responsibility for the quality of our products and will do our best to solve your problem quickly and efficiently!