Mesh with zipper for easy removal of liner bag. User-friendly zipper front opening will facilitate and eliminate lifting heavy liner bag over the top. Wire frame bag holder for polybag or leakproof bags. Swingaway lid with handle. All casters are double wall reinforced with schedule 40 1″ PVC. Single wheel heavy duty zinc plated casters (3″ x 1 1/4″) come with removable bolt/nut for easy maintenance. All casters have threaded steam for extra security and safety. Casters will not fall/pull out with normal use. 214 Series have 14″ x 14″ opening bin size; 218 Series have 18″ x 18″ opening bin size. Foot pedal option available for hampers.