This is a great keychain gift. The keyring can be clipped onto your bag to make it easy to access without digging to the bottom of the bag. It has an round charm ingle mustard seed at the center as a reminder of the scripture of Matthew 17:20. The charm measures approx. 3/4 inch. Each keychain comes with a card displaying the scripture of Matthew 17:20. This item contains small pieces and is not intended for children under the age of 14.