Indoor Dog Fence This convertible panel dog gate is a doggie gate, Indoor divider, and pet pen all in one. Combination of wood and electroplated steel bars . This wooden stairway door takes non-slip rubber feet to protect the flooring. Collapsible and Expandable Design SFJC's dog gate is freestanding and can be folded out into the wide Z-shape, versatile foldable dog fence allows you to use it in full indoor, double gate, doorways, Stairs, Hallways, or any place in your house. 4 Panels Dog fence is built with 4 separate panels, secured together with sturdy stainless steel hinges.sturdy and durable. No Assembly Required Pet gates comes completely assembled already, simply just unfold it and use, it in the area you need.