Feature: 1. The small fish ring is made of safe and non toxic plastic, easy to use, harmless to fish, and does not pollute the aquarium environment, suitable for feeding floating foods. 2. It is equipped with a matching black suction cup to hold it firmly in place, you can also choose to let the fish feeder float freely along the surface of the freshwater tank or saltwater aquarium. 3. The fish tank feeding ring can be firmly fixed with a suction cup, and the bottom is embedded with buoys, which is easy to float on the water surface, when the water level changes, the feed supply in this area can still be maintained. 4. The unique design can fix the fish food in the feeding frame, so as not to spread the influence of the water quality, sucker can be fixed in any position,very convenient. 5. Effectively prevent food from entering the filter so as to reduce food waste and keep water clean, place food in a circle to keep it from floating around. Specification: Item Type: Fish Feed Circle Material: Plastic Product Size: Diameter: Approx. 10cm/3.9in Compatible: For Medium Sized Fish Tanks Under 1m/39.3in. Package List: 1 x Fish Feed Circle