UNDER SHELF STORAGE RACK: This clever rack can hold just about anything that there is no other place to put in the kitchen. Maximize counterspace with this super-minimal design, making it an effective solution to free up counterspace. Perfect for spices, jams, spreads, and oils, anything you need to keep within arm's reach. CAPACITY: Fits shelves up to 1-inch thick. Once the rack is in place underneath a cabinet, there is 3.375-inches of available vertical space to store anything from plastic wraps, spices, plastic bags, or any variety of small items in containers. MINIMAL ASSEMBLY, DURABLE DESIGN: Assembly requires four bolts, provided in the hardware pack that comes in the package. The frame material is made of strong steel to ensure its use for years to come. LOAD-BEARING CAPACITY: Supports up to 4.4 pounds, or 2 kilograms. MATERIAL: Steel