Incredibly detailed imitation floating jellyfish Glowing effect under actinic lighting * Moves by Water Current in tank Attaches by thin invisible line and suction cup * Harmless to All Fish For both fresh and salt water Make of soft silicone * Color:Blue, Green, Purple, Pink, Yellow Diameter: Approx. 5cm / 2 inch Full Length: Approx. 13cm / 5.1inch * Package included: 5 x Artificial Jellyfish