Product Information
- Durable Breathable Material: Outer layer material is nylon mesh and inner layer is finer nylon mesh, which is very light and super breathable. Ensure you safe and smooth breath when working, cycling, running, outdoor exercise and sports
- Sports Mask with 2 Valves on Both Sides: The valve automatically open when you breathe out to discharge moisture and heat, and automatically close when breathe in to block out harmful substances in air. You will feel no any stuffiness, and not fog your glasses
- Comfortable and Safe Wear: When you adjust the mask to ideal coverage, let the elastic ear loop brace your ears, and stick the elastic Velcro head band together, so your ear will bear almost no pressure. Then press the metal nose piece to let it close against your nose bridge for best seal effect
- Mask includes 1pcs activated carbon filter. You are suggested to replace filter once a week in normal condition. If air pollution is serious, please replace filter every 1-2 days
- Shipping Time: If shipped from seller, it can be delivered 10-28 days after you order the product
