Multiple Shapes,More Attractive: glow in the dark pebbles have been upgraded to include 12 different shapes, the combination of various shapes is more beautiful. fish rocks for tank are made of resin and luminous material, the surface has been finely polished, smooth and round. small size is about 5-8mm Indoor/Outdoor Glowing Pebbles: different quantities can meet your different usage needs. 800pc are suitable for potted plants, succulent plant, and micro fairy garden. 2000pc can be used in small fish tank, flower pots, vase. 4000pc are great for garden, lawn ,aquarium. 6000pc can be displayed well in yards, patio, walkways, driveway Charming And Romantic Decoration For Your Home And Life: maybe it's the luminous path in front of your house, maybe the shimmering garden or glowing fish tank, luminous stone will create a unique luminous visual effect in the dark and make your home romantic and unique Glow In The Dark Rocks: glowing pebbles can absorb and store energy from sunlight or lamplight, then light up in dark environments for 3-6 hours then gradually dim away. please ensure that the luminous stone is exposed to sunlight or light for more than 1 hour to achieve a better luminous effect Warm Tips: please spread them all out to absorb the light source evenly, do not stack together. the longer it is absorbed light source, the longer the glow will last. luminous stone can be reused, please radiate them with light again if they are not bright enough 800pcs 5-8mm Bule Glow in The Dark Garden Pebbles Stones 5-8mm Luminous Stones Glow in The Dark Rocks Outdoor Glow Pebbles Aquarium Rocks for Garden Path Walkway Yard Fish Tank Plant Pots