360Rotatable: Each joint can be rotated 360 degrees, you can arbitrarily create the direction of the water. Premium Material: This duck flat nozzle is made of quality plastic, which is practical and durable. Long tube water outlet design, more convenient to use. 2 Types: It has 20mm duckbill nozzle and tornado nozzle for you to choice. They can make the water look like a tornado or waterfall. Widely Use: This 360rotatable duckbill water outlet can be use in aquarium, fish tank and pump. It use with circulating pump or return pipe. Easy to Install: This aquarium water outlet duckbill nozzle pipe is easy to install and operate, convenient to use. Package:2pcs Aquarium Water OutletItem Specifications:Type: Aquarium Water Outlet Material: Plastic Colour: Black Nozzle Type: Flat Duckbill, Tornado Diameter: 20mm/0.79inch.Items from Sheng Xinshun's shop