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The CaribSea Life Rock Arches consists of real aragonitic base rock, not cement. Requires no curing. These arches have extensive macro and micro-porosity infused with spored bacteria for outstanding biological performance. No curing required, clean and safe for all fish and inverts. Environmentally responsible and each piece is unique.
- Infused with beneficial bacteria
- 20 lbs box contains 4 rocks approximately 12" long each
- Safe for reef or hard water aquaria
- Each rock is unique and is a natural product