Feature:
1. Filter can remove non-oil particles in air including dust, and other non-oil based particles. Ideal for running, cycling, and other outdoor activities.
2. One-way discharge valves allow breathe out; The increased ventilation lets heat and moisture escape, preventing eyeglasses from fogging.
3. This Carbon filters protect you from dust pollution.

Specifications:
1. Size: Tile Size 22.44*4.33 inch
2. Color: Black, New Black, Green, CR, AY
3. Material: Nylon

Package Included: 1x Face Mask

Note:
Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding. (1 inch = 2.54 cm)