Most cube bookshelves and cube bookcases are made from engineered wood such as MDF and particle board, sometimes with engineered particleboard (PB) or laminated frames for added strength. These materials are commonly used because they balance cost and stability for cube-style storage.
Many cube shelves advertise dust-resistant or water-resistant surfaces and are easy to maintain—regular care is usually a simple wipe-down with a damp cloth. For everyday upkeep, wipe away dust and spills promptly; manufacturers commonly recommend avoiding abrasive cleaners to preserve the finish.