This item is 1pc X luminous ball.

Feature:
1. The luminous ball can absorb natural light or lights, and glowing in the dark.
2. Usually is white, will glow in the dark. (Length of time depends of intensity of light absorbed)

Best Fffect: put the ball direct under the sunlight and let it absorbs for few hours

1pc Luminous Stone Green/Blue Glow In The Dark Crystal Sphere Ball 20-70mm Warm
Surface: Polished

Material: natural stone

Color(glow in the dark): blue, green, lake blue

Diameter: 20mm, 25mm, 30mm, 40mm, 50mm, 60mm, 70mm