1. Two-way condensing breathing valve, the cold film is closed tightly when inhaling, and the condensation plate is open when exhaling, reducing moisture condensation
3. Fixed adhesive, size can be adjusted at will
4. Filter 99% dust, smoke, particles
5. Replaceable filter design
6. 5-layer material compression type
The 1st layer: a breathable layer that fits the contours of the face and blocks larger particles
The 2nd layer: activated carbon filter layer, absorb chemical pollution in the air
The 3rd layer: velvet cotton, to help filter harmful substances, filter smaller dust
The 4th layer: sprayed cotton reinforced layer to strengthen the filtration of 0.03um PM2.5 particles
The 5th layer: non-woven fabric, comfortable and breathable, not easy to dirty, improve wearing hygiene
7. Three-dimensional curve design, big mouth can breathe freely. Three-dimensional air bubble design gives mouth and nose enough breathing space to promote air flow
Brand: WEST BIKING
Fabric: Mesh / Diving fabric
Size: One Size (Adult)
Use cycle: The mask can be used for at least 2 years, and the filter is recommended to be replaced every 30 days. If the filter is used frequently or in a severe haze area, it depends on the situation (the filter becomes black or damaged, please replace it in time)
About odor: The mask material is made of diving cloth, and a slight taste is normal. You can remove the filter first and soak it in warm water for 15 minutes. The odor will slowly disappear. The activated carbon adsorption principle of the filter cannot be washed.
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.
1 X Mask
1 X Filter