100% made of high-quality materials, environmentally friendly materials, soft and durable to use. [Excellent Performance] The innovative side brush structure effectively prevents hair and other debris from tangling and improves the garbage collection ability. It can penetrate deep into corners and fit tightly against walls and baseboards to ensure an excellent clean area. [Premium Materials] The filters are made of high-quality blown fiber filter layer and non-woven fabrics, which can effectively block dirt, pollen and small dust particles, etc. The non-woven fabric can be decomposed within 90 days under natural conditions and will not cause pollution to the environment. All parts of the dust bag are made of environmentally friendly materials. [Upgraded Dust Bags] The latest version dust bags are sealed by professional machines, with stronger capabilities to filter up to 99.9% of dirt, pollen, small dust particles and substances in the air, which allows your family to enjoy a cleaner