Add hypnotic, drifting jellyfish to your turtle tank with Glowing Jelly Fish – Large. With its glowing effects, this decoration is mesmerizing and breathtaking to watch. The delicate nature of jellyfish is portrayed with the soft, flexible plastic construction. Under the right UV or aquarium light, the ornaments emit a glowing effect that is completely harmless to your turtle. Great for any freshwater or saltwater tank, this decoration is the perfect playful addition to your turtle’s environment. Large jellyfish measures 4” in x 8.5” long. Small pack includes one jellyfish measuring 2” x 4” long and one measuring 1-1/4” x 3-3/4” long.