Feature: 1. Versatile Sizing: The aquarium water outlet nozzle is available in multiple sizes, making it suitable for various fish tanks and aquariums, and are easy to replace. 2. Efficient Oxygenation: Featuring a long duckbill design, the duckbill nozzles set produces delicate air bubbles. This design enhances water oxygenation, helping to maintain fish health by ensuring a well oxygenated environment. 3. Sturdy Construction: Made from reinforced plastic, the fish tank duckbill nozzle is robust and not easily broken, providing longevity. It's ideal for long term use without frequent replacement, ensuring reliability and durability. 4. Easy Maintenance: The aquarium duckbill nozzle is designed for simple installation and easy cleaning, promoting cleanliness. This helps maintain a clean fish tank environment, ensuring optimal conditions for aquatic life. 5. Optimized Water Flow: With a thoughtfully designed outlet pipe, the duckbill nozzles control water flow. It prevents overly rapid water movement, reducing disturbances and maintaining stable aquarium water conditions. Specification: Item Type: Aquarium Duckbill Nozzle Material: Plastic. Package List: 5 x Aquarium Duckbill Nozzle