Xiaomi FWMKZ01XY Air Wear PM0.3 Mask (Banggood, Aliexpress: Material: microfiber, non-woven fabric and TPE, PM0.3 protection. The mask uses disposable air-filter cartridges, which has an effective particle capture efficiency of up to 98 percent. It can protect users from bacteria, pollen, and particles which are as small as 0.3 micrometers, which means it can achieve PM0.3 filtration (the best price with coupon)).
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Price history (for all/most countries) for Xiaomi FWMKZ01XY Air Wear PM0.3 Mask is here. The lowest price was: $8.99.
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