ExpiredSmartmi KN95 FFP2 Reusable Sponge Face Mask with 40mm Breathing Valve Fresh Air-Purifying Supply for PM2.5 Anti-Pollution Allergy Haze Dust From Xiaomi Youpin Size M – Black
Environmentally Friendly Material
The use of environmentally friendly polyurethane sponge material, 3D split vault skeleton, the face no sense of support.
High Filtration Efficiency
Light breathing anti-haze masks, unbridled breathing, not just cool, filtration efficiency of more than 97% PM2.5, effectively blocking more than 0.3um bacteria.
Comfortable
TPU stretch film composite fine sponge, the more comfortable the band, comfortable ear-hook design, strong tensile, flexible fit.
Breathable
Food-grade selection, intimate personal protection, easy to breathe, even exercise can wear smooth breathing.
Natural Breathing Experience
Large diameter cold flow breathing valve, said bye-bye to wet, diameter 40mm, thin 0.3mm, silicone valve, restore natural breathing experience.
