48H" x 24" 8 Panel GoGo Black Epoxy Exercise Pen w/ Walk Thru Door 1. Easy access door allows you to get in and out without stepping over the pen. 2. Thick wire gauge 6,7 (frame) &amp; 11. The smaller the number the thicker the wire. 3. Removable pin allows you to add additional pens for added play space. 4. No exposed screws, wires or pins. 5. Free outdoor grass anchors