Use the Acorn Baby Retractable Gate to provide a closed-off environment for your kids or pets to play. Attach the 3-direction retractable stair gate base to your wall, railing, or door frame using included guides and mounting hardware, then attach the gate brackets to the other side of your wall up to 51 inches apart. Spacers work with baseboards and other wall features, while the second bracket set allows you to move this accordion gate to a different location in your home. Designed for versatility and durability, this expanding baby gate can be used as a retractable door gate, stair barrier, or outdoor baby gate. Stairway baby gate base measures 33.2 x 2.7 inches (84.3 x 6.8cm). 31.3-inch (79.5cm) tall white mesh gate retracts into base for compact storage and use in high traffic areas.