This Pet Playpen 2 Panel Add-On includes two panels with two 21'' metal connecting rods four non-skid rubber feet to protect floors. Made in the USA of durable, heavy-duty molded plastic, and the panel will never rust! The Playpen Panel Add-On is perfect to create a more spacious exercise pet playpen! DIMENSIONS FOR EACH PANEL: 36"L x 1.5"W x 24"H DIMENSIONS FOR EACH PANEL: 26.31"L x 1.5"W x 34.38"H