Material: The fish foot feeder is made of plastic, providing durability and wear resistance for regular aquarium use. Safety and Stability: Includes a matching black suction cup to secure the feeder in place. Keep Water Clean: Designed to prevent food from entering the filter, reducing waste and helping maintain clear water. Wide Compatibility: Suitable for feeding flake foods; compatible with both freshwater and saltwater aquariums. Use scenarios Daily feeding in small to medium tanks: Attach the feeder to the glass with the suction cup, load flakes, and use during regular feeding to promote even distribution and reduce overflow into the filter. Absence or busy days: Use during short trips or busy periods to provide consistent feeding without constant manual attention. Filterfriendly setups: Place near the filter inlet to minimize food entering the filtration system, helping keep the tank water clearer and cleaner.