General description 100% brand new and high quality. Made of high-quality materials, this Main Brush HEPA Filter is more durable and effectively filters fine dust to prevent dust, pollen, and other allergens from entering the air you breathe. The unique brushes with rubber treads adapt to different floor surfaces, removing everything from small dust to large deposits. As part of normal maintenance, it can be easily removed and replaced. It is recommended to replace the spare parts every 2 to 3 months to maintain optimal performance. Technical specifications Color: as shown Material: plastic Measurement allowed error: +/- 1-3 cm Package Contents 1 x Roller Brush 1 x Dust Mite Brush 4 x HEPA Filter