7 BRITA water filter cartridges. I stopped using them and stored them because the main unit was damaged. 【High-Performance Filter】 This water filter cartridge has excellent water purification performance and improves the quality of drinking water. 【Compatibility】 Compatible with many water purifiers and easy to replace. 【Economical】 The package contains 4 cartridges and can be used for a long time, offering excellent cost performance. - Quantity: Pack of 4 - Package Contents: Filter Cartridges x 8 - Filter Type: Water Purifier Cartridge Thank you for viewing.