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PM2.5 100 PCS Mask Filter Face Mouth Masks 5 Layers/Disposal Mask Filter

S$ 18.90


When to change filter:
  1. Mask Filter cannot be cleaned, recommended to change (5-7 days)
  2. Replace when there's oil or sticky sediment stains on filter
  3. Change when air does not flow
  4. Prohibition of use if poor breathing or sleep