LAXCF Anti Air Dust and Smoke Pollution Mask Filter Respirator Mouth-Muffle Mask Anti PM2.5 Breathing Mask Cotton Haze Valve Anti-dust Mouth Mask Washable Respirator Breathing Mask (Filter Sheet(10))

Description

Color:Filter Sheet(10) Material: cotton 2mm stereo mask Three-dimensional mesh filter structure Washable, durable and does not reduce dust barrier effect No odor, can effectively block dust and foreign objects. Kǒuzhào dōu pèi yǒu guòlǜ piàn yīpiàn, rú yǒu xūyào qǐng zài gòumǎi, guòlǜ piàn kě yǒuxiào guòlǜ huīchén, fēi mò, wù mái, wěiqì děng yǒuhài wùzhí. 45/5000 Masks are equipped with a piece of filter sheet. Please purchase it if necessary. The filter sheet can effectively filter dust, droplets, haze, exhaust and other harmful substances.