Caribsea LifeRock - Shelf - Sold by the Pound Small Animal Food Each 500 mL treats up

Each 500 mL treats up to 500 US gallons for up to six months

sheet-like waterfall over all four edges

799 is sturdy and chew-resistant

and more color channels

Caribsea LifeRock - Shelf - Sold by the Pound Small Animal Food Each 500 mL treats upLifeRock Shelf Sold by the Pound A uniquely structured aragonitic base rock featuring dozens of micro and macro pores to promote natural, healthy bacteria growth inside of the reef or marine aquariums. Sold by the pound. LifeRock begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of seafloor, now well inland, has formed a pure, aragonite