1. Activated carbon cloth, lower wind resistance, more activated carbon 2. Purify the air, excellent filter, fine workmanship 3. Carbon cloth technology, with activated carbon properties, effectively purifies odor, dust, and particulate matter in the air 4. Hard edge wrapping stabilizes the filter structure 5. Non-woven fabric handle, stable structure, easy to extract 6. Sponge strip wrapping effectively prevents impact damage to the filter structure and prevents extraction from scratching the filter
