Compatible Model: Suitable for Deebot T20 Omni/T20e Omni robot vacuum cleaner. 【Product Quality】: Roller brush, side brush, cleaning pad made of high quality materials, durable and practical. Fine workmanship, very compatible with your machine. 【Product function】: The roller brush can remove large areas of garbage, the side brush can reach corners and edges to remove more dirt, dirt and dust, and the mop can help you while the robot vacuums, so that the air around you is clean as new. 【Replacement time】: Replacement parts should be replaced every 2 to 3 months, depending on how often you use your machine to keep it at peak performance. 【Package content】: 4 pairs of white side brushes + 2 filters + 1 roller brush + 4 mops + 3 dust bags