ProSave Dual-action Lid fits all Rubbermaid Commercial clear, polycarbonate food boxes (18" x 26"). It slides back or flips up without having to remove the whole lid, improving ease of access and reducing risk of cross-contamination. Integrated lid locks onto food box for secure food coverage. One-handed access allows you improved flexibility in tight spaces and allows multi-tasking. Intuitive design of this one-piece, integrated lid lets you quickly access food while promoting proper food storage.