Stork Child Care Secure-A-Locks are easily installed with no tools or screws required. With a simple sliding close action these locks are very easily fitted and adjusted. To open the lock simply press in top and bottom center button and pull out Secure-A-Lock to the desired length. Easy to install and adjust No tools or screws required Closes with a simple sliding action Press in the top and bottom center button and pull out to the desired length High quality brand