【Safe and Harmless】Made of high quality and safe Silicone. It is harmless to all fish and water quality. Soft and comfortable hand feeling, do not hurt the fish. 【Easy to Use】Just adjust the length of the jellyfish's traction line, and then use a suction cup to fix it in the fish tank, you can get 4 beautiful floating jellyfish. 【Perfect Aquarium Decor】Multiple colors allow you to choose, can meet different needs. Artificial simulation jellyfish landscape decoration for aquarium and fish tank. Package List: 4 x Simulation Jellyfish Landscape 4 x Suction Cup 【Vivid and Lifelike】This jellyfish decor is made of eco-friendly silicone, fixed by invisible wire and suction cup, can float with the in the water, very vivid. 【Glowing Jellyfish Decor】The whole body can absorb light energy and shine in the dark, fluorescent and luminous effect, can add scenery for your aquarium. )(NOTE: This simulate jellyfish is not a luminous type, and can't be self-luminous in dark environment. It needs to cooperate with the aquarium light.)