Made of .025 thick aluminum and double sided, this keychain makes a great gift. Round disc is approximately 1.5 inches in diameter and can be printed on both front and back. You will need to provide a photo or design for us to use to make this item a one of a kind. Not sure what you want? Let us create it for you. Design will be printed using a sublimation printing technique and keychain will be ready to use when you receive it.