We have the perfect pair of key chains for you and someone you know: the Couple's Puzzle Keychain Set with Crystal. Each keychain of puzzle pieces can be engraved with a maximum of two lines and is adorned with your birth crystal! Whether you give the other half to a loved one, a best friend, or a sibling, they are sure to love it. They will have it with them wherever you go. If you're a part of someone's life and put together like a puzzle, this is the perfect personalized accessory to get!