Are you hiding a spare house key under your door mat or under a flower pot on the front porch? This is the first place thieves will look to gain access to your home. With the Rock Hide a Key you will never be locked out again. Only you and your family members will know the secret place where your key is hidden. Looks just like an ordinary granite rock but allows you to hide several keys inside it. Compartment is 1-1/4" x 2-1/4". Rock is 2-1/2" x 3-1/2". Plastic cover snaps in place to protect your keys.