Compatible models: just like the accessory set, this replacement accessory set is specially designed for S8 Pro Ultra vacuum cleaner. Please confirm your device model before ordering. High filtration efficiency: the dust bag has a four-layer filter, which effectively filters out 99% of dust particles and up to 2.5 µm. The HEPA filters are equipped with stronger capabilities to filter up to 99.5% of dirt, pollen, small dust particles and substances. You can effectively protect for vacuum cleaner and prevent the air we breathe from being dirty. Effectively removes stubborn stains: Due to the design, the side brushes can penetrate deep into floor gaps to remove dust and keep the noise level low. The new DuoRoller with double rubber brushes reinforces the suction effect, effectively removes dirt, reduces tangles and sweeps hair with ease. The wipes are made of microfibre material, which is soft and can effectively remove stubborn stains. Based on usage: Main brush: Every 6~12 months; Side brush: Every 3~6 months; HEPA filter: every 3~6 months; wipes: every 1~3 months; Dust bag: Every 1~2 months Material: plastic colour: As shown Package Contents: 1 pair x Rolling Brush 1 x High Speed Cleaning Brush 6 x Side Brush 6 x Filter 6 x Dust Bag 4 x rag 1 x Cleaning Brush 1 x Screwdriver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.