DescriptionWell manufactured of premium resin material, these fish tank luminous stones will not be easy to fade and deform, easy to decorate and clean. Very beautiful and unique, they can make your fish tank or aquarium more lively. With large quantities to meet your different needs, can also be used to garden, aquarium, potted, etc.Features-Color: Dark blue. -Material: Resin. -Size: About 3.00X2.00X0.50cm/1.18X0.79X0.20inch. -Good quality and durable, can be used to decorating potted, garden path, driveway, aquarium, etc. -It will not produce bad substances after being soaked in water for a long time, safe for fishes. -Not easy to deform and fade, suitable for landscaping decoration in the aquarium and fish tank. -Can help bright up your fish tank, decorative and beautiful, especially at dark night. -Provide a good living environment for your fish and shrimp, very fresh and chic.