1. Compatible models: for iRobot Roomba i7 / i7+ / E5 / E6
2. Made of high quality materials, durable and long-lasting
3. It is easy to disassemble and replace as part of regular maintenance
4. For better results, the spare parts should be replaced every 1 - 3 months
5. Exquisite and delicate, highly matching with the equipment
6. Product list: 3 sets of main brushes; filters x 8; edge brushes x 8; dust bags x 8; 1 brush x 1; screwdriver x 1; edge brush with screw