Patented magnetic locking device! Safe - 100% concealed Helps keep cabinets and drawers secure Durable - Lifetime guarantee Easy Operation - Place key & lock opens Easily installs on cabinet drawers and doors. Helps keep cabinets and drawers closed to children. Locks can only be disengaged with the magnetic tot lok key. How it works - Install lock assembly inside cabinet or drawer. Powerful magnetic key opens lock. Set Includes: 4 Magnetic Tot Loks 1 Magnetic Key Questions?