Expandable and Adjustable Design - The length and height of this shelf can be adjusted to your desire. It can expands from 15.7" to 27.3" wide 4 different height for choosing. You can also stack two shelves together. Keep your kichen organized. Multi-purpose Use - Metal Expandable Stackable Cabinet shelves instantly create additional storage space. Perfect as a microwave table stand or other small appliances such as toasters., they can be placed inside a cabinet or on a kitchen countertop.