This is a high efficiency 4 PK Kenmore 295 Series Carbon Pre-Filter. Designed to Fit Kenmore Air Purifiers: 83200, 83202, 83230, 83354, 53355, 4283200, 4283202, 4283230, 720741, Progressive 295 Series, Progressive 335 Series, and many 106 series models. Compare to Part # 83378. This is a generic product designed and engineered in the United States by Crucial Air.This is not a Kenmore® OEM product and is not covered under any Kenmore® manufacturer's warranty. The Kenmore® brand names and logos are the registered trademarks of their respective owners. Any use of the Kenmore® brand name or model designation for this product is made solely for purposes of demonstrating compatibility.