The Whitmor Long Stacking Shelf comes with a single shelf and is designed to fit under your closet below the hanging clothes. Its durable frame can withstand many years of usage and can be wiped easily with a damp cloth. Multiple units can be stacked over it to increase storage space. It's great for organizing shoes and other accessories. It can even be used in the kitchen for arranging utensils or vegetables, and even used for arranging arts and school supplies.