Dreambaby® Chelsea Tall Gates are 1M (39.4") high and provide greater security and peace of mind for busy parents and caregivers. They are suitable for both the top and bottom of stairways, doorways and hallways, and pressure mounted installation means no screws or drilling! Extensions can be a huge help if your hallway or stairway is too wide for a gate. They are available in a range of sizes for added convenience.