Keep Your Aquarium Clean: Fish food rings keep food in a certain area, preventing food from floating around in unwanted places like filters and allowing more food to be eaten. Easier to clean up leftover food, reduce waste and preserve water quality, increase the joy of feeding. Reasonable design: hanging suction cup, rotating device, floating design, when the water level rises or falls, the rotating rod is repositioned with the water level, the bottom is inlaid with floating rubber, the fish feed ring always keeps floating on the water surface. SAFE AND PREMIUM MATERIAL: The fish feeder ring is made of high quality material, non-polluting and protecting fish health. Floating feeder rings can help fish develop the habit of feeding in a fixed position. Wide range of applications: suitable for all types of aquariums and aquariums. Also suitable for fish, turtles, goldfish, cichlids, guppies, catfish, betta, aquatic animals, etc. Packing list: 2*fish feeder We only sell fish feeder, not other items in the picture. Due to the difference between different monitors, pictures may not not reflect the actual color of the item. Due to manual measurement, please allow slight errors in size.