Included: (3) Polymer Shelves, (1) telescoping post and screw packIndependently rotating molded Polymer hardwareInjection molded plastic supportsTop 2 shelves are adjustable once installedAdjustable post will accommodate a 38" to 46" interior cabinet heightDesigned for Corner Wall CabinetsConstruction: Injection molded polymer plastic designed for durabilityAll 2 and 3 Shelf Lazy Susans for a Wall or Base corner cabinets must first be assembled inside of the cabinet, before final installation