Large Doggie Stairs: Model #1321. These steps are perfect for small and old dogs. Dogs with small or tired legs need a little help getting to higher ground. These stairs are made with real wood so they are sturdy. They are 24? tall, 24? deep, and 18? wide. Each step is 8?tall and 8? deep. The back and bottom are enclosed. $49. Call or Text (. MADE LOCALLY!!! WE ACCEPT VISA, MASTERCARD, DISCOVER, AND AMERICAN EXPRESS.