General description Our replacement parts accessories kits are designed to be compatible with Mi Roborock S4, S5, S6, E2, E3, E4, E20, E25, E35, S50, and S65 robot vacuum cleaners, ensuring optimal performance. This comprehensive set includes everything you need to keep your vacuum cleaner running efficiently. Technical specifications Filter efficiency: H12 (up to 99.99% filtration) Material: Plastic and rubber Package contents: 2 x Roller Brushes, 4 x Filters, 6 x Side Brushes, 6 x Dust Tank Filters, 2 x Cleaning Brushes Allowed measurement error: +/- 1-3 cm Installation Easy installation with no additional tools required Identical to original parts for a perfect fit Usage Designed to prevent hair tangling with powerful and quiet roller brushes If side brushes arrive bent or curled, soak in warm water for 15 seconds to restore shape Other information Color may vary slightly due to light reflection and different displays