Automatic Locking Function: With a locking device at the top of the gate, it can be pressed to lock and unlock. Perfect solution for doorways and stairs, and locking the way for pets Retractable Design: Can be extended up to 55 inches width allowing you to suit specific dimension of the opening. When not in use, it retracts to save space and facilitate storage Safety Design: Unlike iron gate rails, this new designed gate has no bottom rail to avoid tripping hazard Convenient one-handed operation: Just press and push the door lock with one hand, making it easy to open and close when you are holding things. The gate will automatically lock