Rubbermaid Renovations Series 16″ Closet Base Unit for $47.00. Select free site-to-store for in-store pickup at Walmart to save on shipping. Otherwise, shipping is $3.97 for a total of $50.97 shipped. Here is a screenshot for your reference. This closet kit includes two 5/8″ extended side walls, a backer board, and four 5/8″ shelves with two adjustable ones and measures 14″L x 16″W x 45.35″H.