As seen on the Bob Vila tv show and Bob Vila.com - The ONLY MAGNET LOCK that installs with out tools or drilling! - Adhesive mount installation makes it ideal for any surface - Starter set includes 2 locks and 1 key and holder. To unlock, simply place the key on the outside of the door/drawer in area near installed latch! Has a latch to temporarily disengage lock for your convenience. Please note that the lock must be installed as pictured with the catch on a horizontal surface. This lock is not for use on metal surfaces.