Optimize organization with our 2-tier black wire shelving - a low-profile storage solution that has aesthetic appeal, practical functionality, and resistance to rust and corrosion. Durable epoxy-coated steel construction Sleek finish resists rust and corrosion Open design for air flow and easy access Adjustable, 300 lb capacity shelves Suitable for moist/humid environments This product cannot be stacked. For taller wire shelving, please see our 4-shelf units or shop our individual parts to create your ideal storage,HERE. To securely set and easily release shelves, tap their corners with arubber mallet. View ourWire Shelving Size Guideto see actual outer and inner dimensions.