[STURDY AND ]: Roller brush replacement for robot is made of high quality plastic, extremely sturdy and , as well as having thick nylon bristles. [EFFECTIVE SWEEPING]:The main brush is specially designed for robot vacuum, vacuum cleaner rolling brush has thick bristles to remove 99.97% of the debris on the floor. The matching tool brush can easily remove the fine-dust left on the main brush. [REGULAR REPLACEMENT]: In order to keep your robot vacuum in the best cleaning condition, we recommend that you replace the replacement parts for robot once every 3-6 months. [Easy to Use & Install ]Free your hands from the complicated installed steps. Our replacement accessory kit can perfectly fit your vacuum cleaner since it is the same as the parts and you can easily to install them, no extra tools needed. Just say goodbye to other poor and unfit replacement parts, you deserve better. Colour: As Shown Material:Plastic Package Contents: 2x Main Brush 6x Side Brushes 2x HEPA Filters 2x Sponge