รายละเอียดสินค้า

3M 7581 headband function:
The 7000 series half-face mask, after being worn for a long time, the elastic band will lose its elasticity due to tension and environmental factors.
Affect the air-tightness of the mask, the 7581 headband can replace the damaged headband, which prolongs the service life of the half-mask, which is economical and environmentally friendly;
3M 7581 headband assembly method:
1,7581 headband passed 7502 mask with mask;
2. According to the stretching of the top and top of the body.