Compatible models: cleansing tank filter out cleaning brush for Roborock S7 Max Ultra. Clean tank filter: made from fine materials, so it's heat-resistant as much as approx. 90 °C, sturdy and advantageous in filtering and cleaning. Cleaning brush: the self-cleaning roller brush is made from completely happy bristles made from definite materials to guard the floor, sturdy and wear-resistant. Recommendations: regular replacement of the equipment ensures most hygiene and optimal performance of the vacuum cleaner. Colour:As Shown Material:plastic Package Contents: 1 x roller brush 1 x Water Filter Assembly Only the above kit content, different products aren't included. Note: Light reflection and assorted reveals may cause the color of the article in the photograph just a little diverse from the genuine thing. The size allowed error is +/- 1-3cm.