Sea Shells Fish Tank Decorative Stones: you will get 100pc marine creatures glowing stones,such as shells, conch, starfish, etc. they come in different shapes and bright colors, which can decorate your fish tank and aquarium well Material: fish rocks for tank are made of resin and luminous material, the surface has been finely polished,smooth and round.the material have a semi transparent texture and nice gloss, making the sea shells look realistic and beautiful Rich Usage Scenarios:it is suitable for vase fillers, aquarium, fish tank, desk decor, party favor, photography props,diy crafts,etc.you can also use it in potted plants,yard,garden,backyard,walkway,pathway,lawn or driveway.it will emit charming light at night Glow in the Dark: luminous glowing pebbles absorb and store energy from sunlight or lamplight,then light up in dark environments for 3-6 hours then gradually dim away.glow stones can repeatedly absorb light,storage light and emit light Warm Tips: please spread them all out to absorb the light source evenly,do not stack together.the time to absorb the light source is more than 1 hour.the longer it is absorbed,the longer the glow will last.please radiate them with light again if they are not bright enough 100pc Sea Glow In The Dark Rocks Aquarium Glow Stones Rocks For Fish Tank Glow Pebbles For Fairy Garden,Yard,Bonsai,DIY Crafts,Color