The Water Clarifier for Fish Tank by Aqua Clear is a 4.22 oz solution designed to treat 660 gallons of water in a fish tank. With package dimensions of 5.08x1.61x1.46 inches and weighing 0.31 pounds, this clarifier is suitable for maintaining clean and clear water in aquariums. Ideal for use in fish tanks, this product falls under the "Cleaning & Maintenance" category in the Pet Supplies and Fish & Aquariums departments. Perfect for keeping your aquatic environment healthy and free of impurities, the Aqua Clear Water Clarifier is a convenient solution for fish tank maintenance.