Penn Plax Action Air Jewel Box with SkeletonPenn Plax Action Air Jewel Box Skeleton Ornament gives a new definition to sleeping with the fishes! This haunting reminder of the dangers of drinking rum at the bottom of the ocean while manacled is sure to turn your aquarium into a conversation starter. Air bubbling underwater aquarium ornament Adds motion and intrigue to your aquarium Bubbling action helps aerate your water for healthier fish and plants Installation is simple: just plug into your