General description Replacement Parts for Shark IW3511 Detect Pro Cordless Stick Vacuum Cleaner Filter Cartridges are designed to enhance the performance of your vacuum cleaner. Made from high-strength materials, these filters ensure durability and longevity, making them a reliable choice for maintaining a clean and comfortable home. Technical specifications Compatible model: IW3511 Detect Pro cordless vacuum cleaner Material: Plastic Package contents: 2 Black filter cartridges, 2 Black filter cotton, 4 Aroma Diffuser, 2 Curved Filters, 4 Sets Cotton Filter Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with IW3511 Detect Pro cordless vacuum cleaner Includes various filter types and aroma diffusers Installation Foam filters and HEPA filters are washable and reusable; wash them and dry completely before use Usage Recommended to change the green odor filter every 1 to 3 months depending on usage frequency Other information Note: Light reflection and