PUPPY GATES. Place this folding dog gate in hallways and doorways to keep your pet from entering certain areas in your home. The classic white picket will look cute in your home. Made from wood, the dog gate is easy to set up as it can stand on its own. There is no need for screws and nail to attach to your walls. The gate folds for easy placement and easy storage. Animal fence stands at 18.75 inches and can reach up to 42 inches in length.