3M Mask Comprehensive protective mask

1. Large full-screen window to provide a wide field of view,

No need to worry about the mask blocking the view, high performance

Carbonate leather screen, HD scratch resistant, use

Safe and secure.

2. Turn off the suction and make sure the air is well filtered

It opens on exhalation to accelerate the removal of moisture and exhaust gases

Keep the inside of the mask dry and safe.

3. Open when you inhale, and keep a steady exhale when you inhale

Seal the gas to prevent the backflow of exhaust gases and moisture,

Make sure the mask is filled with fresh air.

4. Comfortable and close to the face, safe and odorless,

It is suitable for users to wear it for a long time without looking back

Worry-free, oil-resistant, not easy to age.

5. High-quality silicone adjustment belt, good elasticity, good foot toughness,

High comfort according to the needs of the wearer

Try to adjust the tightness of the mask so that the wearer is in it

The face fits the mask.