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Sterviral Compatible Standard Filter (10-pack)
10 PCS Sterviral(tm) Activated Carbon PM 2.5 Durable Filter Insertion, used especially for ITHAS Electrically Heated Masks, 5 Layers Replacement, PM2.5 Mask Filterlets, High Temperature
- The package includes 10 Pcs Sterviral PM 2.5 carbon filters. filters size:4.72 x 3.15 inches, it is compatible with most dust-cover.
- High temperature, high-quality materials: 5-layer filtration system is made of activated carbon and non-woven fabric melt-blown filter cloth, which effectively avoids a series of airborne pollutants
- Safety protection: Ideal to protect your mouth and face from Dust, Haze, Allergies, Pollution, Ash, Pollen, Gardening, Crafts, Vehicle Exhaust, Woodwork, Pollen Allergies, and Fumes
- Activated Carbon PM2.5 Filters: 100% brand new and high quality. It's compatible with the majority of mouth cover available in the market.
- Easy to use: just put it in the filter opening. 1. Filter insert can not be cleaned and should be replaced every day. 2. When a film or sticky sediment stains emerge, please replace the filter