It is made of new high-graded plastic. Being thick, the bucket is pump-proof. Its smooth surface facilitates cleaning. The wheels are made of pure rubber, allowing easy moving, no noise and leaving no track on the carpet. The reinforced water extracting head is pressing-proof and doesn't deform and crack. The torsion spring of the pressing dryer is made of fine steel, allowing a long use. The elasticity doesn't decline. The spring doesn't crack. The spraying plastic made handle is erosion-proof. The products is excellent among products of its kind. It is the first choice cleaning product