【Anti-Rust Coatings Material】Puppy playpen made of heavy-duty metal, sturdy and durable, steel wire smooth and solid, pet dogs couldn't damage or chew it, anti-corrosion coatings and rust-proof process helps panels works well outdoor and extend its life, the indoor and outdoor dog pen great for people with dogs 【Safe Enclosed & Expandable Area】The heavy-duty dog pen is sturdy and durable, pet fence provides a safe enclosed area for your pups play, run around and get the exercise they need, each panel is separate, which can be combined repeatedly for larger square footage, this temp fencing makes potty and house training much easier 【Easy to Set Up & Multiple Combinations】The panels come with individual poles to connect them together, easy to set up or take it down in minutes, dog fence can do multiple combinations and configurations, dog playpen for the yard easily conforms to different shapes according to your garden or room, circle, polygon, irregular, etc 【Portable Foldable & Storage Transport】Pet dog fence folds up flat for easy storage and transportation, this foldable pet fence is a great idea for your travel, camping, Rving or for the park and yard, your puppy will very happy to be off the leash, and you need not worry your dog will pull out of the harness 【Sturdy Structure】This dog fence with sturdy structure, so dogs can't knock it down and keep them confined in a safe area, the pet pen works great for small, medium and large dogs and rabbits, ducks, turtles etc