Size:1 ✔ Applications  For use with a mask against dust, vehicle exhaust , PM2.5 and haze as day protection. It is suitable for cycling, running, cycling, hiking, skiing and for other outdoor activities.  ✔ Last longer  The filtration effects can last a long time due to their special design. It is usually recommended to replace the filter once a week.  Description:  Material: Fleece  Size: About 12 * 8 cm / 4.7 * 3.1 inches Package Included :  1 * Activated Carbon Filter  Warm Tip:  The mask filter replaced the following steps:  1. Open the mask to expose the inside of the filter valve.  2. Turn the valve counter according to the OPEN instructions on the valve to disconnect the valve.  3. Remove the filter.  4. Replace the new filter and repeat the steps above. Turn the valve over.
Trustpilot
1 day ago
2 weeks ago
