
CETOOM Adjustable Reusable Washable Dust Protect Mouth Cover with 5 Carbon Filters and 2 Breathing Valves for Bicycle Running Riding Cycling Outdoor Sport Black
The steps about how to replaced the mask filter: 1.Open the mask to expose the interior of the filter valve. 2.According to the OPEN directions on the valve,turn the valve counter(clockwise),to separate the valve. 3.Remove the filter. 4.Replace the new filter,reverse the above steps,clockwise rotation of the valve,over. Attention: 1. Mask is washable while filter pads are not, and it is advisable to replace a filter pad after using it for 7 days. 2. Please insert filter pad into mask in the same way as shown in picture before using.
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- B08M375271
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