· Improved suction efficiency: The new hose has a smooth inner wall to reduce dust residue and ensure stable suction and more thorough cleaning.· Extend the life of the equipment: Avoid the increased load on the core components of the vacuum cleaner due to the aging or wear of the hose, and reduce the risk of failure.· Ease of maintenance: The new hose is easy to clean and can be flushed with water to remove residual stains, reducing maintenance costs.· Reduced long-term costs: Reduce frequent replacements due to hose damage while saving additional energy due to insufficient suction.· 1pcs Lower Hose， Compatible for Bissell， 1/2/3/4/5 St Generation Floor Scrubber Replacement Plastic Connecting Pipe Floor Brush Hoses