Gorgeous coloured aluminium hearts ideal for keyrings, or pet ID tags! Aluminium is a hypoallergenic metal so won't cause any discomfort or reactions if close to the skin. These can be engraved on both sides. What will you get? •One heart keyring of your chosen colouring •One or both sides engraved •Your own unique design/wording of choice or, choose from one of our designs within all of our engraving listings. What you need to do: Pop in the notes at checkout your description of what you would like on your design. If you need to send over any artwork please email us at email@example.com . All designs will be emailed over to check spelling and design before engraving, so please ensure you provide an email address.