Goldfish Feeding Rings are great for saving money on excess food, this floating fish feeder keeps fish food in one place and avoids a cluttered environment Helps to keep the water clean, maintain high-quality water, reduce filter clogging, fish do not have to chase around for food, and improve feeding efficiency Carefully selected materials, floating design, more durable suction, when the water level rises or falls, the rotating rod repositions with the water level, the feeding ring always keeps floating on the water. Not recommended for sinking food. This black fish feeding ring is suitable for feeding floating fish food, including flakes, pellets, various shapes, suitable for fish, turtles, goldfish, cichlids, guppies, catfish, betta, aquatic pets, etc. Packing List: 1 Piece Fish Feeding Ring