Brand new. Never removed from the box.

Dog Door for Wall, Steel Dog Door with Telescoping Tunnel, Weatherproof Pet Door with Two Sliding Lock Panels and Magnetic Flaps, Easy to Install, White, Large

Fits Any Wall: Accommodating walls 4" to 8" thick (brick/drywall/wood), this dog door's 20 1/3"x14 1/3" frame and 16 1/2"x11" opening comfortably fit pets up to 110 lbs. Its neutral white finish blends seamlessly with any decor