Specification
| Product Name | fast deliver good kn95 face mask without valve |
| Feature | Adjustable nose piece,Elastic earloop,5 layer mask |
| Material | Non Wowen,soft cotton, melt blown filter |
| Function | anti-dust/prevent flu/ anti smoke |
| Valve | without |
| Size | 15*10.5cm |
| Weight | 5G |
| Standard | GB2626-2006 |