Why the Biggest "Myths" About jellyfish aquarium decoration May Actually Be Right
https://www.goodreads.com/topic/show/20030923-11-ways-to-completely-ruin-your-aquarium-jellyfish-ornament
I've 2 of these in my twenty gallon and me and my fishies really like these. They transfer like real jellyfish and insert a distinct contact. Very neat, want I had home for more.