Feature: 1. Helps fish develop habit of eating in fixed position, reducing waste of feed and water pollution. 2. With strong suction cup, feeding ring will not change position with the flowing of water. 3. Prevent fish food from drifting away, suitable for all slow sinking and floating feeds, effectively encircling the feeds without polluting the water quality. 4. Novel connecting rod designed, allows feeding ring to change its hovering position depending on the water level. 5. Made of high quality plastic material, sturdy, durable and long service life. Specification: Condition: 100% Brand New Item Type: Fish Feeding Ring Material: Plastic Color: Blue Black Quantity: 3PCS Suitable: Below 1m Medium Fish Tanks Weight: Approx. 93g Suction Cup Diameter: Approx. 3.7cm/1.46inch Feeding Ring Inner Diameter: Approx. 5.4cm/2.13inch. Package List: 3 x Fish Feeding Ring Note: 1. This product suitable for all kinds of floating feed2. Recommended to cultivate the habit of feeding fish at regular, regular and fixed times