Main brush ✔ Can effectively clean floor tiles in the house, floor gaps and carpet dust. ✔ High quality main brush, will not scratch the floor and does not make excessive noise. ✔Two cleaning tools are included to remove hair and dirt from the floor. central brushes. ✔Filter is made à Made of high quality materials, can effectively filter pollen, dust, tiny particles and other allergens. ✔Makes the home environment cleaner and healthier. Easy to use install and durable. Side Brush ✔The side brush is made of thermoplastic elastomer and nylon and will not damage the floor. Screws are included. ✔Effectively remove dirt, dust and debris from corners and edges. Easy to use collect the hair. ✔If the side brushes are bent due to transportation, put them in hot water for a few minutes to recover.