product name: | Self-priming filter anti-particulate respirator |
Product number: | Non-sterile ear hook type |
Specification model: | 13.5cm*12.5cm |
colour: | Original bamboo pulp color |
wearing method | Ear hook |
Patent No: | ZL201310111363.8 |
Executive standard: | GB 2626-2019 |
Outer layer: | Non-woven fabric |
middle layer: | Melt blown cloth |
The inner layer: | Zhuru |