Patent DesignWe convert pulling force into thrust through the patented design. Compared to conventional products, our child handle lock significantly improves tensile strength (50 kg), while the conventional child safety locks can only reach the pulling force of 25 kg. Safe MaterialThe baby safety door locks are made of high-quality ABS material, chemical-free and non-toxic, sturdy and durable, the surface is smooth, the edges are round, also doesn't come off. They are perfect for long-term use. Safety DesignThe child proof door lever lock adopts a rotatable design to lock your door handle lock. Adults can easily open and close by pressing the button of the handle with one hand, but little child and pet is difficult to open. So, our child lock protects your babies or pets from dangerous. Easy to Install & RemoveOur baby door handle lock is convenient to install. You have no need to drill. Just clean and dry of the surface of the door, remove the tape at the bottom of the lock, and post it on the door to use. Remove is easy for adults, just use a blower to warm up for about a minute then disassemble. Wide Application The child proof locks are suitable for almost all ovens, windows and doors with rotating handles such as window, cabinet, tap, pantry, dishwashers, ovens, etc. They can keep your little babies and pets away from dangers of your home.