Safe and Durable: Glow in the dark stones are made of natural resin, glowing rocks are artificial rocks, non-toxic, non-radioactive and odorless.

Glow in the Dark Pebbles: These glowing rocks absorb and store energy from sunlight and other light sources, light up in dark environments. For indoor usage, you needn't to take the glow rocks out to absorb sunlight. They can absorb the lamplight from powerful electric light indoor.

Wide Range Use: Glow in the dark pebbles can be used for garden rocks landscaping, yard decor, backyard walkway, pathway or driveway, garden decor, lawn, fish tank, aquarium, swimming pool, pond, bar indoor & outdoor grave decoration with these glowing rocks. Glow in the dark artificial gravel can be used for art & crafting, DIY gift decorations.

Attention: Only glow in the dark after absorption of light. Stronger the light, brighter the glow.