AOPERK Dust Mask, Dust Mask with 4pcs Additional Activated Carbon Filter, Washable and Reusable Breathable Mask for Pollen Allergy, Woodworking Mowing, Running, Cycling, Outdoor Activities

Description

Why do we need dust covers? Are you experiencing dust chemicals, fumes and particles? Do you want to enjoy free outdoor life? Do you live in difficult days, dust, vehicle exhaust, pollution? Our environment is full of dust, danger, vehicle exhaust, air pollution, and the dust cover protects you from 99% of the air's dust, dirt, allergens, smoke or particles. This is a good reason to buy this activated carbon dust cover. Refuse to be a human vacuum cleaner and wear a dust-proof and anti-fog mask. Healthy and breathable, excellent safety. Installation instructions: 1. With nosepiece, away from you. Each hand holding earrings nose. 2. Put the respirator down. 3. Pull each strap over your ear. Adjust as comfortably as possible. 4. Place your fingertips on the nose bridge. Mold the nose frame into the shape of the nose bridge frame. While moving the fingertips along the sides of the nose bridge frame, squeezing the respirator with only one hand may produce a fit of the respirator. ? If the nose bridge is firmly pressed against the bridge of the nose, the position is well sealed. To replace extra filter sheets and valves: 1. Open the mask to expose the inner valve filter. 2. Follow the opening instructions on the valve and rotate the valve counterclockwise to separate the air valve. 3. Remove the filter along both valves. 4. Replace the filter with a new one. Open the closing instructions on the valve, rotate the valve clockwise and complete the replacement. Package contents: * 1 × mesh mask (with a pair of valves and filters) * 4 × additional activated carbon filter