Pack of 5 corrugated selflocking bin boxes, white, 12 x 4 x 4 1/2 inches. Ready for shelf storage, quick assembly, and easy labeling. Key features Pack quantity: 5 bins. Size: 12 x 4 x 4 1/2 inches. All dimensions are outside dimensions. Material: Corrugated diecut, 32 ECT number 3, white outside. Selflocking construction: Rigid design locks into shape for stable storage without tape, glue, or tools. Flat storage: Bins store flat until needed to save space in receiving or storage areas. Fast setup: Assemble in seconds by folding into the selflocking form. Open access: Openface front allows immediate visibility and fingertip access to contents. Writable surface: Smooth white exterior accepts handwritten labels or barcode labels for simple identification. Why these bins solve storage problems Speed and simplicity: Selflocking assembly eliminates setup time and reduces handling during restocking or reconfiguration. Better shelf organization: Compact dimensions and rigid construction make it easy to arrange multiple bins on standard shelf depths, maximizing usable space and keeping parts within reach. Clear identification: Writable white surface supports quick labeling, which reduces search time and helps maintain inventory . Practical applications Warehouse picking: Use as parts bins on shelving for fasteners, fittings, or small components at packing and assembly stations. Office and classroom organization: Store pens, staples, craft supplies, or classroom materials on desks and shelves for quick access. Light duty storage in fulfillment areas: Keep commonly used items visible and accessible at counters or workstations. Notes Designed for original storage of parts on standard shelf depths. Corrugated diecut construction provides a balance of rigidity and lightweight handling.