Product Description Aquarium Bubble Aerator Tube, Oxygen Pump, Diffuser Accessories (18-inch) Product Description: Our bubble tube is made of high-quality materials, making it very safe and durable. It produces uniform bubbles, increasing dissolved oxygen in the water, suitable for both fresh and saltwater. Easy to install and disassemble for cleaning. The bubble tube is extendable to fit the length of your aquarium, making it very practical. A strong suction cup securely holds the bubble tube in place, preventing it from floating on the surface. Such a high-quality bubble tube is worth adding to your aquarium! Product Features: 1. Made of high-quality materials, non-toxic, safe, durable, and environmentally friendly. 2. Easy installation; the air intake head is removable for cleaning, ensuring unobstructed airflow. 3. The bubble tube is extendable; two tubes can be easily connected via plastic connectors, allowing you to adjust to the appropriate length for your aquarium. 4. A strong suction cup securely holds the bubble tube to the aquarium wall, preventing it from floating on the surface, making it practical and durable. 5. Produces uniform bubbles, increasing dissolved oxygen levels in the water, suitable for both fresh and saltwater. 6. Helps extend the lifespan of the air pump motor, saving energy and reducing noise. 7. Before use, poke the required number of small holes in the bubble tube with a needle or pin. Specifications: Status: Product Type: Aquarium Air Pump Accessory Material: Plastic Color: Blue Available Lengths: 7 inches, 10 inches, 14 inches, 18 inches, 23 inches, 28 inches Quantity: 1 piece Package Weight: Approx. 22-45 grams Package List: 1 x Bubble Tube