All deluxe hampers are constructed from high quality 7/8" tubular steel with a bright and sturdy chrome finish. Hamper assembles in minutes and has a white ABS high impact lid and bag lock to secure poly liners in place. Optional colored lids available. Single hampers come complete with one Leakproof bag that is constructed from high quality vinyl that is fully welded and flame retardant material - approved for institutional use. The leak proof and flame retardant properties of the material are built into the fabric and are guaranteed for the life of the bag. Bags are hooded for convenient transporting along with a shock corded rim to insure a snug fit and easy removal and setup. Our 4" non-marking quiet-ride casters insure smooth rolling. Two casters are locking to secure the hamper in place and are made for hospital quality with industrial strength - they carry a lifetime guarantee. All units ship knocked-down for an outstanding freight value.