A door handle safety lock designed to easily prevent small children and pets from opening doors. This product is especially effective with easy-to-manoeuvre handles such as the 'flair' style handles from Schlage, as well as many other models and brands. Installation is simple, requiring only the removal and reinstallation of the door handle with the new lock in place. Alternatively, the unit can be installed without removing the door handle if there is enough surface space. The product has a maximum backplate diameter of 29mm and a distance from the door surface to the back of the handle of 47mm.