Indoor/outdoor portable 48-inch play and exercise pen with door; for dogs up to 30 inches tall. Made of durable iron metal with rust-proof black finish; step-through door access; 2 secure-locking slide-bolt latches. Sets up in seconds; simply unfold, shape, and connect—no tools required; folds flat for compact storageIncludes 8 ground anchors for outdoor use. Recommended for small, medium, and large breeds (13 - 110+ lbs). 8 connected panels, each measuring 48 by 24 inches; creates 16-square-foot enclosure. Dimensions: 60" x 60" x 48" (LxWxH) Round, or 48" x 48" x 48" (LxWxH) Square.