About Rev-A-Shelf Rev-A-Shelf, a Jeffersontown, Kentucky-based company has been dedicated to the creation of innovative, useful residential cabinet storage and organization products since 1978. The company manufactures a wide variety of functional products such as lazy susans, kitchen drawer organizers, and childproof locking systems. A global market leader, Rev-A-Shelf is known for its superior quality and versatility. * Dimensions: 6L x 11.625W x 1.25H inches * Made of translucent polymer * Each unit has a velvet bottom with acrylic inserts * Customize under mount drawer by separating your earrings * Adjustable dividers provide storage for various sized jewels