Pet Trex 32-40 Inch Black Playpen Heavy Duty Playpen for Indoor and Outdoor Use, Black Includes 8 panels measuring 31.5 inches high by 31.5 inches wide Easily To Set Up &amp; Take Apart Durable, Satin Black Powder Coated Finish Provides Years of Protection Secure Double Latch Door Access Can be set-up multiple ways: Octagon, Square, and Rectangle or more!