Instant Ocean HoldFast Epoxy Stick, Fish Safe Aquarium Epoxy, 4 oz

Instant Ocean HoldFast is a non-toxic epoxy stick for freshwater and marine aquariums. It bonds rocks, corals, slate and more, so you can build caves, cliffs, steps and walls for your animals.

• Size: 4 oz
• Non-toxic and safe for all fish and invertebrates
• Bonds rocks, corals, slate and more
• Dries white
• Once dry it can be sanded, filled or drilled

Knead the epoxy and press it onto the pieces you are joining, then follow the package directions for cure time.