Aquarium Decorative Glowing Simulation Fish Tank Jellyfish Landscape Decoration We don't offer color choice. Your order will be sent in colors at random Ideal decoration for the fish tank or aquarium. Incredibly detailed imitation floating jellyfish. Glowing effect under actinic lighting. Moves by water current in tank. Harmless to all fish. Attaches by thin invisible line and suction cup,can be controlled the random position. Material : soft silicone and fluorescent powder. Color: Pink, Blue, Yellow.