Inspired by the delicate sea fans of indonesia and fantastic to help create natural security for your fish while allowing them to be viewed among the stemsr simply place into the aquarium the weighted bottom will ensure the sea fan stays uprightr why not use with sea lily to compliment an aquarium sculpturer suitable also for aquariums other than biorbsr dimensions 10cml x 9cmw x 48cmh l x w x hr suitable forr r biorb 105lr life 45l and 60l