PLEASE NOTE: MEASURING CABINET PRIOR TO PURCHASE IS REQUIRED. The Knape & Vogt 18-inch Kidney-Shaped Lazy Susan is designed to maximize cabinet space with its two polymer shelves and 1-inch double-wall rims, keeping contents securely in place. The 360º independently rotating shelves make it easy to access hard-to-reach items, like spices and condiments. The kit includes two shelves, one post, mounting hardware, and an installation template, providing a convenient and versatile solution for organizing your kitchen cabinets. Features a limited lifetime warranty against manufacturing defects.