Guo Elephant Super Glue is a cyanoacrylate gel for gluing and mounting coral frags and colonies to reef rock and plugs. It bonds quickly and has excellent control, hold, and durability characteristics. It can even be used underwater. Guo Elephant Super Glue can be used for all aquascaping situations in freshwater or saltwater aquariums, or for any plastic repairs. Guo Elephant Super Glue won't dry up in the tube, it comes in an aluminum tube for extended stability beyond products contained in plastic bottles.