ANCLLO 5pcs Aquarium One Way Non return Check Valve and Hose Holder Pipe Clamp Adjustable, for Fish Tank Air Line Tube Tubing (Blue)

Made of high qualIty plastic material. It is very durable because that's made of strong and durable plastic, brand new and high quality. Newest reinforcement design and increases the oxygen tube fixing function. Max.Glass Thickness up to 13mm, Tube Dia Aprox.12-16mm. Make the job of tank cleaning or water changing much easier.Keep your aquarium clean all the time and make your pet fish live with better water quality. Detachable design makes it easier for you to unscrew, clean and repair. Hose holder stabilizes the hose along the rim of bucket and fish tank easily. Aquarium hose holder with strong stability, firmly hold the pipe and prevent the pipe falling out.