Foremost 327806 Storage System, Large 30-inch, Black Frame is made of solid wood making the cube sturdy for maximum durability Each panel is finished with PVC laminate Hollow -core construction makes the cube weigh 50-percent less then traditional particle board, easy to stack and portable Unlimited combination options so you can create exactly the system you need Customize-able modular storage great for closet organization, vinyl storage, offices/desk and binder storage Easy assembly and installation