[Wide Compatibility]: The filter is compatible with cordless vacuum cleaners for A10 Hero, A10 Series, A11 Hero, A11 Series, S11, S11 Series, PWRHERO11 Snap, S12 Pro EX. [High Efficiency Filtration]: Vacuum cleaner replacement filters are made of high-quality materials, durable and stable, can maintain filtration effect for a long time, improve cleaning performance and strong suction. [Washable and Reusable]: After a period of use, the replacement filter can be cleaned with water to remove accumulated dust and dirt and maintain its normal working effect, and must be completely dry before reinstallation. Please replace the pre-filter every 3-4 months, the HEPA filter every 6 months for continuous cleaning performance. [Easy to install]: Simply remove the old filter and install the new A10 A11 filter in place for continuous cleaning performance. Color: as shown Material: Acrylonitrile Butadiene Styrene (ABS), HEPA Package Contents: 6 x Pre-filters 6 x HEPA filters Only the above package