About this item: ✔ 198 inch Super Wide – Fits openings up to 198 in wide and stands 30 in tall. (2.2” wide bars gap, prevents your pets from squeezing through). The long dog gate great for big house, wide spaces, angled openings, hallway, doorway, stairs or barrier ✔ Foldable & Detachable – Foldable dog fireplace can easily to add or remove panels to fit any angled and length openings. Folds flat for storage ✔ Auto Closing Gate & Easy to Use – Double-lock system, safety design. The super long pet gate will be closed automatically due to gravity. The door can be swung in both directions, easy to operate the puppy gate with one hand. No worries forgetting to lock the pet gate ✔ Hardware Mounted Required – Must use tools, this extra wide pet gate can be mounted to angled walls. Tips: Please tighten each knob after position, so the pet gate for stairs is secure and more stable ✔ Durable Construction – Made of heavy duty steel frame. Please Measure Your wOpening Width Before Purchase.