50Pcs Protective Mask Safe & Breathable Adjustable Nose Bar Anti-Haze Mask Non-Woven Fabric Earloop Mouth Face Mask Protection against Dust Particles Pollution

This product can protect you from particles and pollution in the air. It can filter out 95% of particulate matter. 

Features:
Designed for comfortable protection against dust, pollen and common airborne irritants.
The filtration rate of salt media is over 95%, providing you with special protection.
Elastic and adjustable nose clips, suitable for different face shapes and sizes. 
Conforms to the contours of the face in all directions, without restraint, and effectively isolates pollution.
Soft with no uncomfortable pressure points.
Suitable for everyday use and outdoor activities.

Specifications:
Main Material: Non-Woven Fabric
Color: White
Quantity: 50Pcs
Inspiratory Resistance: <=175Pa
Expiratory Resistance: <=145Pa
Filtration Efficiency (for Salt Media): >=95%
pH Value: 4.0~8.5 (0.1mol/L KCI Solution)
Item Size: 170 * 100mm / 6.69 * 3.94in
Package Size: 200 * 110 * 100mm / 7.87 * 4.33 * 3.94in
Package Weight: 350g / 12.34ounces

Note:
1.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
2.Please allow a little measuring deviation due to manual measurement.

Package List:
50 * Protective Mask