The Rubbermaid® Commercial Food/Tote Box Lids help reduce food spoilage costs. The food storage container lid is a tight-fitting, snap-on lid with stacking ribs. This bulk food storage container lid reduces risk of cross-contamination, secures storage while stacked, and can be used as tray when displayed upside down. Premium Polycarbonate Construction. Food Container Type: Lid; Material(s): Polycarbonate; Material Type: Plastic; Color(s): Clear.