Hex design: The hexagonal design of this product at both ends makes it possible to firmly tighten the pipe and avoid leaks. With transparent rubber mat: This product comes with a transparent rubber mat, which has a strong toughness, prevents water leaks and is more reliable. Polished finishing surface: The polished finishing surface offers better sensations of the hand, the wire is transparent and smoother to use. Premium material: This product is made from high quality PVC material. The pipe is thick, solid and durable. Pay attention: When the thickness of the tank wall is not suitable or fades, you can use a metal saw to cut the wire ‘shorter power up to date. Special PVC water pipenectors designed for aquariums and aquariums. Specification: Condition: 100% brand new Material: PVC Color: As the pictures Inside diameter show: 32 mm Size: approx. 32mm / 1.3in, Package list: Fish tank tube connectors 5 * Note: When the thickness of the tank wall is not suitable or fades, you can use a