Glowing Board/Glowing stone/Luminous Blocks/Glow in the dark Gravels/Light Stones/Luminous Sand/Photoluminescent Pebbles
is a kind of artificial luminous stone, also known as artificial luminous gravel, which is a high-tech self luminous product activated by rare earth elements such as alkaline earth aluminate and silicate.

After absorbing all kinds of visible light in the daytime for 10-20 minutes, the luminous stone can continue to emit light at night for more than 8 hours. The brightness and duration of fluorescein are 30-50 times of that of traditional ZnS luminous materials. It can be recycled for unlimited times. It is non radioactive and harmless to human body.