Lens is made of glass, clear vision and easy to clean, do not fog up

Rubber mask, resistant to tearing and abrasion. Suitable for long-term wear.

General RD40 40mm connection port, suit for most filtering box

Completely sealed device, light weight, balanced design, improve product comfort and durability.

Filters provided offer basic protection: organic gas, benzene and homologues, gasoline, acetone, carbon disulfide, ether, chlorinated bitter ammonia gas, hydrogen sulfide

Replace filter with tube and larger filter for more comprehensive protection