Approximately 5 years since my child started walking, this is a baby gate that was installed at the top and bottom of the stairs. It's a gray color that is no longer sold, and there are two sets of the single-panel extension parts. Size: Width 70cm x Height 76cm Installation width: 73cm - 82cm Extended width: 82cm - 90cm *Includes accessories Home cleaned. This is a used item, so please purchase only if you understand.