Recommend to be used on aquariums up to 30 gallons with a surface thickness up to 3/16”. Product dimensions: (2 3/8” x 1 3/8” x 1”). Easy removal of algae from glass/acrylic surfaces. No longer knock over decorations, damage corals and invertebrates. No longer get your hands submerged into the water of the fish tank. Time/money saver on maintenance. Large cleaning surface area makes the job quick and efficient. Stays free of debris. Can be maintained attached to aquarium surface. Strong, high-quality neodymium rare earth magnets. Can be used on freshwater and saltwater tanks. Magnet does not lose strength over time. Easy retrieval of inner magnet



Best Sellers Rank: See Top 100 in Pet Supplies. Material Feature: Non-Toxic. Specific Uses for Product: Aquarium. Scent: Fresh. Item Form: Foam. Brand: Mag-Float. : B012XZ578O. Date First Available: July 29, 2015. Package Dimensions: 7.05 x 6.14 x 2.13 inches; 4.23 Ounces. Is Discontinued By Manufacturer: No.