★ 【Shield well being】 Together with 2 one-way valves to make exhaust, water vapor and carbon dioxide emissions simpler. It is a perfect alternative for long-term put on, very appropriate for varied outside actions, and has good well being safety! ★ 【Excessive High quality Filter】 It’s made from 5 layers of snug and breathable filter cotton, which has glorious filtering impact and might isolate 95% of mud, droplets, chemical substances, exhaust gasoline, smoke, pollen, PM 2.5 and particles. ★ 【Straightforward to put on】 The entrance of our product is made from high-quality rubber clips that may be bent to customise to suit your nostril. The again makes use of Velcro straps, making it fast and straightforward to put on! ★ 【Replaceable filter aspect】 The shell and valve of the air filter may be reused and cleaned, and the activated carbon filter may be changed (it is suggested to interchange the inner filter each 5 -7 days). ★ 【Supply time】 Can normally obtain the product inside 20 to 28 days.