Glow stone: PE resin material and ceramic materail.
Size: 1-3mm,3-6mm,6-8mm,8-10mm,1-3cm,3-6cm,6-8cm,8-10cm.
Color: yellow, blue, green.
Glow time: 8-10hours
Glow stone: After being stimulated by visible light such as sunlight and light, the luminous stone absorbs and stores energy, which can naturally glow in the dark for a long time, and the product repeatedly absorbs the light source.