The structural integrity is guaranteed by the robust 2 mm thick upright posts. Although the shelves have a core thickness of 0.5 mm, their strength is significantly enhanced by smart engineering: they feature a 1.5-inch side folding and an additional 2 inches of lower support, providing exceptional rigidity under load. Furthermore, the entire unit is finished with a long-lasting powder-coated color, which not only gives it a professional appearance but also offers superior protection against rust and wear, ensuring years of reliable service and organization.