Description
- Makes great craft projects!
- Turns red in the sun
- Make a UV detecting bracelet, necklace, keychain and so on
- Made into curtain, it will change color and decorate the window. Looks cool.
- Size: 9mm in diameter, 6mm in high, 3mm hole in the middle
Changes color immediately when exposed to sunlight, even on cloudy and rainy days! The more UV ray, the darker it will be. When the light go out watch these beads glow