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Click here to shop all reef! Aquascaper's Choice Rock - 3 to 6" Variety Rock Pack for Saltwater Aquariums Aquascaper's Choice is a prepackaged variety pack of rocks ranging in size and shape to provide versatile selection and are ideal for use atop Foundation Rocks. Marco Rocks are 100% natural calcium carbonate sourced from ancient, fossilized reef formations. Each rock is free of chemicals, additives, and dyes allowing the rocks to stand apart in quality, sustainability, and performance. All rocks are chosen based on color, high porosity and structural integrity. All Marco Rocks undergo a proprietary cleaning process that is free from chemicals, ensuring each piece is ready for use. Marco Rocks is an environmentally conscious and aquarium hobbyist trusted brand! What we like about MarcoRocks Aquascaper's Choice Reef Safety: Zero chemical treatments, pest-free and reef safe. Enjoy an eco-friendly and sustainable choice. MarcoRocks are never harvested from live reefs. How many pounds do I need? We advise 2 x Tank volume in gallons = Total amount of pounds required
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🇺🇸 Ship from USA · On Agora since 2025
$179.99