BestOffice 4 Shelf Wire Shelving, $48 (was $120) at Walmart Courtesy of Walmart No tools are required to build these metal shelves, which can hold up to 1,000 pounds.

BestOffice’s Heavy-Duty Wire 4-Shelf Storage Unit is now 60% off at Walmart. Shoppers say it's extremely well made and, after years, doesn't show signs of rust.