100% Made of high-quality materials, environmental friendly materials, soft and to use. Easy to clean, Help to remove dirt, dust and trash on the floor. Easy to install and remove, no need to spend extra energy and time. HEPA filter is made of high-strength environmental-friendly materials, which can block most of dust down to 0.3 micrometer. The filter can maintain the cleaning performance of the sweeper, while reducing the penetration of dust, pollen and other into the air you breathe The powerful cleaning function makes household cleaning more time-saving and labor-saving. It is suitable for a of floors such as ceramic tiles, marble, and wood floors. Compatible models: For Dyad U10 / WD1S1A color: gray material: plastic Package Contents: 1 x Long Roller Brush 2 x Short Roller Brush 2 x Filter 1 x Cleaning Brush 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.