General description Made of high-quality materials, this roller brush features a soft roller head with bristles that vacuums and cleans simultaneously, effectively absorbing large particles and liquids. The HEPA filter assembly blocks large particles and debris from dirty water tanks, ensuring optimal cleaning performance. Technical specifications Color: Photo Color Material: Plastic Package Contents: 2 pcs x Roller Brush, 4 pcs x HEPA Filter, 1 pc x Clean Brush Measurement allowed error: +/- 1-3 cm Usage It is recommended to replace the brush roll and filter assembly every 4 months for optimal cleaning results. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.