N99

·       Wider edge design improves comfort.

·       Super soft comfortable face seal

·       Filters at least 99% of airborne particles. No resistant to oil.

·       Headband design style.

·       Arc-ends design of nose clip, avoid scratching the face, safer to wear

·       Ultrasonic welding technology, glue-free and odorless.

·       Exhalation valve, moisture out, reduces breath resistance.