Description:Material: PVCSize: 10cm or 3.90"Color: Black, BlueFeature:1. Convenient Feeding: Food can be placed in the feeding ring to prevent food from scattering, making it easier for fish to obtain nutrients.2. Reduce Waste: Food is concentrated inside the feeding ring, reducing food waste, saving costs, and being environmentally friendly.3. Maintain Water Quality: By placing food in the feeding ring, it can prevent food from accumulating at the bottom of the water, reducing water pollution.4. Aesthetic: The feeding ring can allow fish to gather in the same location, increasing the visual pleasure and making it easier to observe the fish.5. Easy Operation: The design of the feeding ring is simple and convenient, no complex installation is required, making it a practical tool in the aquarium.Note: 1. Manual measurement may have an error of 1-2cm. Please understand, thank you.2. Due to the difference between different monitors, the image may not reflect the actual color of the item.Package includes: 1x Fish Food Feeding Ring Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store