1.Odor Removal Technology: Our filters use advanced odor removal technology that can remove odors during cooking and reduce lingering cooking odors in your kitchen 2.Easy to Replace: Replacing our filters is a simple operation that you can do in minutes. Just lift the filter housing up from the top, remove the old filter, and insert a new filter into the filter housing. 3.Very Cost-Effective: Our filters are sufficient enough to any unpleasant odors from your home. 4.Multi-Functional Tool: Our filters are not only effective in removing odors but also in removing oil leftovers from your kitchen. They can automatically any unwanted smells, making them your perfect kitchen . size: 16 x 5 x 1cm Material: filter cotton colour: White Package Contents: 20 x Replacement Filters Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.