- Glow in Dark Rocks: These rocks cannot grow on their own. But these pebbles absorb enough sunlight during the day to glow for 2-3 hours at night or in any other dark environment. If the brightness is not sufficient, please reuse the light. 2. Perfect decoration: pebbles can be used to illuminate roads, driveways, sidewalks, flower beds, potted plants, vases, patios, yards, fish tanks, fish tanks, crafts, swimming pools 3. Reusable and unlimited display mode: you can DIY at any time, display it as text, pattern, shape or drawing, and release your imagination with various combinations. 4.Made of Premium Resin: These shiny garden pebbles are durable, non-toxic and non-radioactive. Fine workmanship gives you a smooth surface without sharp edges 5. decorative rocks: our multicolored glow-in-the-dark lpebbles can be used to decorate roads, lawns and gardens; can be used to decorate potted plants and gardening; also used to decorate the fish tank