Marineland Holdfast Epoxy Stick 4ozInstant Ocean Holdfast Epoxy Stick (4 oz) The HoldFast Epoxy Stick has superior bonding ability that allows you to create steps, caves, cliffs, and walls for aquarium animals to enjoy. It bonds all types of materials from rocks, to corals, to slate, and many more. HoldFast Epoxy Stick is non-toxic to fish and invertebrates and is great for use in freshwater or saltwater.Be sure to add me to your favorites list!International Buyers Please Note:All International Shipping Charges Include Handling Fees In Addition To The Actual Shipping Cost. Due To The Special Handling Required By TheUSPS(United States Postal Service).Please Take This Into Consideration Prior To Making Your Purchase.Powered by eCRATER . List your items fast and easy and manage your active items.