Rubbermaid Stak-A-File Three-Pocket Wall File, Letter, Clear, 3 per pack (47014ROS) Plastic wall files feature a nesting design to fit together compactly. Mounts on file cabinets, partitions or walls. Includes double-sided tape and screws. Pack of 3 Plastic wall files feature a nesting design to fit together compactly. Mounts on file cabinets, partitions or walls. Includes double-sided tape and screws. Plastic wall files feature a nesting design to fit together compactly Mounts on file cabinets, partitions or walls Includes double-sided tape and screws