The maximum heat absorption rate (q max) of this non-woven cooling mask is 0.332, effectively helping to dissipate heat. 3-layer structure, pleated design, creates space in the space and alleviates breathing difficulties.
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This cool dust mask can effectively filter PM2.5, virus droplets, dust, pollen and other particulate matter. Each box contains 30 pieces, including 10 gray, mint green, and pink pieces each
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