These trash cans are made with durable, long lasting polyethylene resin. Leak-proof seamless plastic allows easy cleaning and waste disposal. These garbage cans nest when empty to save valuable storage space. These trash containers won't corrode, chip, crack or peel. Rugged rolled formed top rim is reinforced for added strength and durability. Extra strong grip handles make lifting easy. Built-in bag clinch on 32, 44 and 55 gallon container secures trash liners within receptacle. Optional Lids protect contents and help keep odors in. Lids allow receptacle stacking when in use. Optional Dolly simply twists on and off the base of 20, 32, 44 & 55 gallon waste containers to convert heavy, stationary trash receptacles into easy-to-move portable containers. Dolly includes five 3" non marring swivel casters. NSF approved, FDA approved and OSHA listed. Made in USA. 1 Year Limited Warranty. Now Sold Individually.