Specification: Material: Nylon Material and Carbon Filter Color: Black Lifespan: Can Be Used At Least More Than 2 Years. Need replaced Every 45 Days if you use Frequently, Can Be Replaced Every Three Months If Not Use Frequently. Features: Anti-Dust, anti-wind makes the breathing more smoothly, lined with advanced adsorption and activated carbon cloth filter, can effectively filter all kinds of exhaust gas and air allergens, smoke odor, dust, and other. Usage: Best for cycling, running, and other outdoor sports, paintball and for carpentering, painting, cleaning work and also protection from pollen allergy. Instructions for Use: 1. Place the product on the face, between the nose and chin to find a comfortable position. 2. Product the rear hook & loop fasteners fixed product . 3. Hand adjustment, pressing on the nose clip, adjusted according to the contour of the nose to the best location, we recommend pressing the nose, which can increase the tightness and stability, easy to fall down. 4. Exhale, hands touch the edges of the product if there is leakage, if any, tightening hook & loop fasteners.
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