• Glowing Time: Glow lasts approximately 2-3 hours in the dark after direct sun exposure. Glow around 10 hours if it's lamp light charge power for glow stones. If it's use rocks in garden, we advice to set rocks near lamp, and it can glow whole night.
• Eco-Friendly Material: the luminous rocks are made from Polystyrene (PS), non-toxic & tasteless, non-radioactive.
• Quantity: 340 pcs of decorative glowing pebbles. The dimension of each decorative stones is 0.8"-1.2". Weight: 1.4 lbs/bag.
• Multifunctional Glowing Stone: ideal for fish tank gravel decorations, pond decorations, yard decorations, halloween outdoor walkway driveway decorations, yard gravel, aquarium gravel, luminous rocks, etc.
• Eco-friendly pebble stone that requires no electricity and no power.

Product features:
- Line a walkway, edge a flower bed, decor garden or fish tank with these unique pebbles.
- After absorbing light, the pebble will glow brighter within 2-3 hours, and then the brightness will decay quickly.
- Pebbles can absorb light repeatedly, and their life expectancy lasts up to 15 years.

Specifications:
Material: Photoluminescent pigment +Polystyrene
Color: Blue
Size: 0.8"-1.2"(approx)

Package includes:
- 340 × Pebbles Stone(White)