Material: Our filters are made of high-strength materials and ensure durability and longevity, so your vacuum cleaner provides long-lasting performance.Washable and reusable: the filter set can be washed depending on the frequency of use. Simply rinse it with clean water and dry it for reuse.Effective filtering: effectively prevents dandruff, dust and particles from entering the air, improves air quality and protects your health. We recommend replacing the filters every 3-6 months to maximize the life of your vacuum.Compatibility: These filters are compatible with for Shark Detect Pro IW3511, IW3120, IW1111 and IW1120 cordless handheld vacuum cleaners.Colour:As ShownMaterial:PlasticPackage Contents:2 * filter1 * post filter