Harmless To Your Fish: Made of eco-friendly silicone material, non-toxic, odorless and durable. Artificial jellyfish ornament set for aquarium fish tank. Ideal Jellyfish Aquarium Decor: Floating freely and incredibly detailed imitation floating jellyfish, it looks remarkably natural and vivid in appearance. Easy To Make It Alive: Simply fix the suction cup; it attaches via a thin invisible line. Not "Glowing In The Dark": The glowing effect will only occur under actinic lighting; blue or purple light is recommended through jellyfish aquarium light. Jellyfish Aquarium Decoration In Colorful Sea World: Each jellyfish measures 1.9 x 5.9 inches, coming in pink, purple, blue, yellow, orange, and green with 6 pieces of small jellyfish ornaments, providing a great hiding place for tropical fish and adds interesting decor to any fish tank. Vivid Artificial Aquatic Plants: Your friends will be amazed when they see your aquarium, thinking they see real jellyfish, and it also serves as coral ornaments, making it an excellent gift choice for family and friends. Item Name: Artificial Jellyfish Decor Ornament; Main Material: Silicone; Main Color: pink, purple, blue, yellow, orange, green; Size: 5 x 15cm / 1.97" x 5.91"(D * H); Weight: 132g / 4.66oz; Package Includes: 6 x Artificial Jellyfish Decor Ornament.