Engineered for maximum comfort and reduced wrist strain. Assembles instantly. Just push the corners together and the box is ready to use. Heavy-duty, double-end, double-side and double-bottom construction for stacking, storage and transport you can trust. Deep, locking, lift-off lid with zip tie secure closure (ties not included). Reinforced tear-resistant hand holes. Box Style: General Storage; Box Type: Presto Instant Assembly; Material(s): Double End; Double Side; Double Bottom; Strength: Heavy-Duty.