About Product:Gel glue to stick coral, water grass, glue base can be 20G\nKey use aspects are: aquarium sticky coral\nNon-toxic, and suitable for uneven, rough surface, so it is the necessary items for aquarium lovers\nGel formula instant strong adhesive industrial use.\nSuper power gel is colorless and transparent liquid with high concentration in the formula. Its bonding effect is due to the rapid chemical polymerization of water on the bonding surface to produce amazing adhesion. After hardening, it becomes colorless, hard and transparent gel without toxicity.