The grooves are mostly made of plastic but metal material like aluminum will make it more durable. It is basically depends on what kind of product that you would like to display on it. This is a good option of technology to shopfitting for stores or even art gallery to hang the painting or other stuffs. Slatwall is usually available in color, there are oak, mahogany, maple, natural birch and knotty pine slatwall color. Slatwall is a technology of building materials to is design to hang or to display merchandising accessories. It can be used to display some products in stores like girls accessories to even pictures or bicycle. This kind of technology is basically consists of panels and grooves that hangers can be attached into the grooves. Ideas & Inspirations.