Harmless To Your Fish: Made of Eco-friendly silicone material, nontoxic, odorless and durable. Artificial jellyfish ornament set for aquarium fish tank. Ideal Jellyfish Aquarium Decor: Floating freely and graceful incredibly detailed imitation floating jellyfish, it looks like so natural and vivid effect of sight. Easy To Make It Alive: Just fix suction cup, it attaches by thin invisible line.Not "Glowing In The Dark": The Glowing Effect will only happen under actinic lighting, blue or purple light is recommended thru jellyfish aquarium light. Jellyfish Aquarium Decoration In Colorful Sea World: Each jellyfish is 1.9x 5.9inches, pink, purple, blue, yellow, orange, and green 6 pieces of small jellyfish ornaments, great hiding place for tropical fish and adds interesting decor to any fish tank. Vivid Artificial Aquatic Plants: Your friends will be astonished when seeing your aquarium and think they see a real jellyfish, also like a coral ornaments, it's your good choice to send a gift to your 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 Include: 6 x Artificial Jellyfish Decor Ornament.