- The dust mask adopts 3M’s unique filter box design, which is integrated with the mask and not easily lost. The air guide grid design reduces respiratory resistance;
- 3M’s unique curved headband design, comfortable headband;
- 3M’s unique cold flow exhalation valve ensures smooth exhalation and reduces the accumulation of hot and humid air;
- Silicone material, comfortable to wear, durable and long-lasting;
- Compliant with Chinese LA certification, Japanese Ministry of Health, Labour and Welfare (MHLW) and Korean Ministry of Labour (KMOL) certification;
- The packaging bag does not contain filter cotton and needs to be purchased separately.
