The frank shaw canvas hangers contain a set of four zinc plated hangers to put up unframed canvasesideal for box and standard wood panels and hollow back frames these simple hangers include a pack of hangers and a set of screws to secure them to your walls and flat surfaceslet everyone see every side of your masterpiece with this simple framing solution that keeps your painted canvases secured on the wall just open up the clam pack to get startedincludes four hangers and eight screwszinc pl