Compatible with Shark IW3511/IW1111. Please note check vacuums in size, model before order. 𝗖𝗢𝗦𝗧-𝗘𝗙𝗙𝗘𝗖𝗧𝗜𝗩𝗘 𝗚𝗢𝗢𝗗𝗦：Package includes 1 HEPA filters(in the hand-held part of the machine), 2 Base Pre-Filter Kit, 4 Base Foam Filter, 2 Odor-Cartridge and 2 HEPA filters. 𝗘𝗫𝗖𝗘𝗟𝗟𝗘𝗡𝗧 𝗙𝗜𝗟𝗧𝗥𝗔𝗧𝗜𝗢𝗡 - Funmit vaccum filters are made of high-quality and environmentally friendly materials, with higher efficiency, less pressure and best quality to improve the vacuum suction for better dust removal, especially for those people who are sensitive to air. We aim to create a healthy and comfortable environment for those who want to breathe fresh air and meet the demand of your daily life. The right choice for you 𝗥𝗘𝗣𝗟𝗔𝗖𝗘𝗠𝗘𝗡𝗧 𝗥𝗘𝗖𝗬𝗖𝗟𝗘 - The premium vacuum filter replacement for shark is washable and reusable. Spare filter allows you to use while it is dry. We recommend you to replace the navigator filters replacement for shark every 3-6 months for optimal performance. Simple installation, no tools required. Simply remove and replace from your machine unit when needed Easy to Replace and Install, When it needs to be replaced, just remove and replace from your machine equipment, no tools required. Compatible with Shark IW3511/IW1111. Please note check vacuums in size, model before order.