EXTRA TALL AND WIDE: Stands 36 inches tall. Expands to stairways and openings between 29-36.5 inches wide. Pressure mount design that is quick to set up. No tools required and is gentle on walls | SMALL PET DOOR: Patented small pet door is 8 x 8 inches. Let’s small pets pass through, while keeping everyone else out. Includes locking feature | ADJUSTABLE: Includes a 4-inch wide extension kit. Perfect for doorway, hallway and bottom of stair use. Gate can quickly be removed out of the opening for easy storage | DECOR: High end finishes and design | SAFETY: Includes safety-lock feature, non-toxic finishes and wall mounts for added security. The all steel design is durable and convenient with a walk-through door