Quality Material: Simulated silicone jellyfish, made of food grade silicone, harmless, keeps the softness of the tentacles so that it can follow the water flow, and ensures the life and durability of the product. Suction cup design: silicone suction cup design makes your aquascape more flexible, the height of the jellyfish can be adjusted according to the size of your aquarium, making the design more humanized. p> Luminous effect: The luminous jellyfish has different color effects under different colors of light, and the shape is close to the real jellyfish, as if it is wandering in the depths of the sea. Applicable scene: This jellyfish set can be used in any aquarium or aquarium landscaping, because it is made of safe material, it will not harm fish. Need to cooperate With aquarium lighting, the light effect will only appear under actinic light, it is recommended to use blue light or purple light.