The NEW/SEALED CaribSea Exotica South Seas Natural Aquarium Rock is a 7 lbs. bag of genuine, natural rock formations perfect for decorating any aquarium. Made of stone from the South Seas, this product adds a unique and natural touch to any aquatic environment. CaribSea is a trusted brand known for providing high-quality products for fish and aquarium enthusiasts. This rock is suitable for all water types and will enhance the beauty of any underwater landscape.