The Pawhut 24" light duty pet playpen is specifically designed forultimate versatility; great for indoor / outdoor use, set up as anoctagon or square, use all 8 panels or combine 2 sets together.Features strong metal construction and can be set up easily and takendown quickly for transport and storage. Features: - Can set up as a rectangle or octagon, use as few or as many panelstogether as you want - Easy to setup and no tools required - Material: Powder Coat Low Carbon Steel - Each panel is 24" tall by 28" wide - A great affordable model!