Selected high-quality plastic materials, durable, long service life, corrosion-resistant, wear-resistant and highly reliable. Meet strict quality control standards.*Can effectively remove dust, hair, particles, etc. on the ground, keep the room clean and reduce dust, pollen and other in the breath.* Made of ABS material, with good flexibility, light weight and stable quality.* It can effectively prevent dust and prevent large dust particles from entering the vacuum cleaner.* It can be used repeatedly after cleaning is very convenient.*By replacing the brush head accessories every 2-3 months according to the frequency of use, the best performance can be maintained.*It is not easily deformed, nor will it damage the furniture and the ground. Professional manufacturing, superb technology, effectively improve the working efficiency of the vacuum cleaner.*Fit for Bissell CrossWave HF3 Cordless Wet/Dry Vacuum Cleaner 3649A Package Contents:2X filters+2X roller brush+1Xcleaning brush