1. Set 1: main rubber brush roller brush 1 pair + edge brush 7 + Haipa 5
2. Set 2: 2 pairs of main rubber brush roller brush + 6 side brush + 4 sea brush
3. Set 4: main rubber brush roll brush 1 pair + edge brush 2 + Haipa 3
4. Applicable area: less than 10 square meters
5. Function: Clear the cracks and corners of the dust
6. Applicable model: for iRobot Roomba 800/860/870/880/960
7. Material: wear-resistant rubber +PP composite material + brush