This set includes two extra keys designed to unlock the Safety 1st Secure-to-Explore Adhesive Magnetic Locks (sold separately). The adhesive magnetic locks secure cabinets and drawers, making your home a place where little ones are free to explore. The magnetic keys are handy to use as replacements if the original keys are misplaced. The keys easily attach to the fridge, and can be stored up high and out of childrens reach.