Amazon Basics Foldable Octagonal Metal Exercise Dog Playpen - Indoor/Outdoor, Single Door, Medium (8 Panels, 24 x 36), Easy to assemble and store, 36" - Medium, Black

Indoor/outdoor portable 36-inch play and exercise pen with door; for dogs up to 23 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 storage

Includes 8 ground anchors for outdoor use

Recommended for medium sized breeds

8 connected panels, each measuring 36 by 24 inches; creates 16-square-foot enclosure

Dimensions: 60" x 60" x 36" (LxWxH) Round, or 48" x 48" x 36" (LxWxH) Square