Durable plastic This aquarium suction cup holder is made of high-quality plastic and offers excellent resistance to water and wear. It does not easily deform in the humid environment of the aquarium, even with prolonged use. The robust plastic guarantees a long service life and effectively keeps hoses and water accessories in place. Stable holder with suction cup The suction cup with a diameter of 35 mm at the bottom ensures a firm grip on smooth aquarium surfaces, such as glass. It creates a vacuum between the suction cup and the surface, ensuring a strong connection that can withstand water movements and hose tension. This keeps the connected hoses or accessories in place without them moving. Double opening for adaptability With openings of 20 mm and 25 mm, this holder is suitable for various types of hoses or water accessories. Whether for filter hoses, aeration hoses or other small accessories, it offers flexibility in use. You can choose the right opening based on the dimensions of your equipment. Easy installation and adjustment Installing this holder is simple: press the suction cup against the aquarium wall to create adsorption. If the holder needs to be moved, it can be easily removed and replaced without damaging the aquarium surface. This installation and adjustment tool allows for quick and flexible installation of your aquarium system. Important for the organization of your aquarium, this suction cup holder helps to organize hoses and accessories in the aquarium, preventing disorder and tangling of tubes. It contributes to a clean and orderly aquarium environment, which not only simplifies aquarium management but also improves the overall aesthetics of the aquarium.