Description Selected material, using high polishing technology, finely crafted. High gloss, bright colors, fine texture. No odor, safe and environmentally friendly. Rich and diverse styles, full of adorable flavor. Can be used for fish tanks, balconies, potted plants, etc. Features -Color:Sky-blue-Material:Resin-Size:3.00X2.00X0.50cm/1.18X0.79X0.20in-These glowing rocks absorb and store energy from sunlight and other sources to glow in dark environments. After a full day in the sun, these glowing pebbles can glow in the dark for a long time. -Made of natural resin, tasteless. Glowing in dark rocks is safe to people, fish, birds and plants. Fine workmanship and finish, so no sharped edges. Great for outdoor, fish tank, garden, mason jar, path, patio garden decoration, aquarium decoration . -Glowing pebbles can be placed on the edges of pavements or flower beds, or used to decorate vases, aquariums, aquarium gardens and gardens. Cobblestones and stones in the garden are perfect for water features, landscape decorations, potted plants, lighting the road or driveway, crafts, etc . -Allow the pebbles to absorb enough sunlight or artificial light for at least four hours before laying them along the path. They will shine brightly at night and turn your garden into a beautiful and dreamy landscape. Line the sidewalk with these pebbles, line the edges of flower beds or fill pots with them . -With the help of glowing pebbles, you can make your home more beautiful and let your children enjoy it. Kids will love using glowing stones to liven up their rooms. A fun and educational way to introduce children to the concept of photoluminescence . Packing list: 100 x Fish Tank Rocks