I love the idea of a separation wall with an inbuilt fire which creates a feeling of warmth throughout especially against the light, soft grey paint. It adds in a subtle way element fire to the white-grey (metal element) interior.
Step 1 apply Elmers Glue to the key. Step 2 Shake glitter onto key. Let dry for a hour. Repeat steps 1 & 2 for the back side of the key. How do you keep the glitter from coming off the key? SEAL it with clear nail polish top coat sealer!