3D Protective Mask (for children)

Protection performance:

The filtration efficiency and protection effect of children's flat face mask are higher than 95%

Comfort performance:

The expiratory resistance and inspiratory resistance are not higher than 45pa; the ventilatory resistance is not higher than 30Pa

Safety performance:

1. It can cover mouth, nose and mandible more safely and firmly than general mask. There is no sharp tip and edge that can be touched, and it does not block vision;

2. The raw materials of respirator shall not be recycled materials or materials that may cause adverse reactions, and shall not be bleached with chlorine;

The nose clip can withstand 20 folds without fracture; the inner material of the mask has no printing or dyeing.

3. Strict standard manufacturing, formaldehyde content is less than 20mg / kg; the printing pattern on the outer layer of the mask is not easy to fade, and no transportable fluorescent whitening substance has been detected temporarily. Microbial indicators meet the requirements of disposable sanitary products