A perfect set of high-quality air pump accessories that allows your air pump to function as expected. Free yourself from trouble of finding matching accessories from various dazzling brands. Much more convenient and time-saving. Features: Used to supply oxygen to water, suitable for aquarium, fish tank. Standard set of aquarium accessories for most air pump. Transparent and flexible material. Desired length for most fish tank, toxic-free and flexible. 6 suction cups and 2 check valves, stick to the smooth fish tank tightly. Red clear valve can prevent water from back siphoning. Air stone produces more bubbles, making it easier for oxygen to melt in the water. Any problem, please contact our store without hesitation. Honor to serve you! Specification: Name: Aquarium air pump accessories set Material: Rubber Airline tubing length: 192cm Package Information: Package size: 10.5 * 13.5 * 2.5cm/ 4.13 * 5.31 * 0.98in Package weight: 90g Plastic Packaging Package List: 1 x Airline tubing 2 x Air stone 2 x Non-return check valve 6 x Suction cup 2 x T-connector 2 x Straight connector 4* Fittings