Amgate 100 Pcs Green Glow in the Dark Luminous Pebbles for Walkway | Yard & Fish Tank decorative stones Includes 100 pcs Green Man-made Glow in the Dark Pebbles Stone Great use for decorating yard, garden, fish tank, walkway, Potting, Aquarium & Fish Tanks and more Glow in the Dark after full sun exposure, can lasts approximately 2 to 3 hours Making your home looks different from others at night Keep away from children for chocking hazard