Hide a Key Use an empty pill bottle for a genius way to hide a spare key. Super glue a rock or garden decoration to the top of the bottle. Insert your key, close the bottle, and bury the bottle part in your garden or anywhere in your yard.
Secret Hide a Key Rock Safe. Easy DIY How to make project. All you need to get started is a small plastic screw top container, silicone, a hot glue gun and a rock. Great place to hide an extra front door key.