Compatible with Tineco A10 Hero/Master, A11 Hero/Master, A10 dash, A10-03, A11 PET, PURE ONE S11, PWRHERO 11 Snap, Hero+, Master+, A10/A11 Essential, S11 Series, S12 Pro EX, for Tineco a10 filterReplacement filter kit includes 3 pack pre filters and 3 pack HEPA filter.These filters can be washed under running water and must be completely dry before reinstalling.Easy to install, you only need to remove the old filter and install the new filter in place.Recommended to replace the pre filter every 3-4 months, HEPA filter every 6 months to get the best performance. Filter made of FSC-Certified paper Product Description 【 3 PACK Pre Filters & 3 HEPA Filter 】The replacement filter kit includes 3 pack A10 pre filter and 3 HEPA filter. When you clean a set of pre-filters and HEPA filters, it can help you use another set of spare filters. 【Washable & Reusable 】These filters can be washed and reused. Please make sure completely dry before reuse. 【 Compatible Models】A10 HeroA11 HeroA10 MasterA11 MasterA11 PETPURE ONE S11PWRHERO11 SnapA10 dashA10-03Hero+Master+A10/A11 EssentialS11 SeriesS12 Pro EXTips:We recommended to replace the pre filter every 3-4 months, HEPA filter every 6 months to get the best performance.