Photo 1 of Core 300 Replacement Filter, Compatible with LEVOIT Core 300/300S Air Purifier?3-in-1 H13 Grade

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Photo 1 of Core 300 Replacement Filter, Compatible with LEVOIT Core 300/300S Air Purifier?3-in-1 H13 Grade Photo 2 of Core 300 Replacement Filter, Compatible with LEVOIT Core 300/300S Air Purifier?3-in-1 H13 Grade Photo 3 of Core 300 Replacement Filter, Compatible with LEVOIT Core 300/300S Air Purifier?3-in-1 H13 Grade