GLUX: PHOTORegular price $8.00
This GLUX putty is sensitive to U.V. light, so it changes color in the sun. It. Bring it out on a bright day and it will turn blue. Place an object on it and you will create a silhouette print. Now that's the picture. 4.5x5.5" hang card. Made in the USA. D: 0.88.