【ALL-IN-ONE Accessories Kit】Package includes all accessories for your air pump: 20 Ft. airline tubing, 4*air stones, 4*check valves, 4*connectors and 8*suction cups.
【20 Ft. Airline Tubing】Standard 3/16' ID airline tubing. Made of reliable frosty clear plastic, which is flexible, durable and kink-resistant and with proper length for most fish tanks.
【4*air stones】Medium-sized globular air stone, solid and durable, with excellent air permeability.
【4*connectors】Includes 2 straight and 2 T-shape connectors, which can split and connect air tubing freely.
【4*check valves & 8*suction cups】Soft clear plastic holders fit 3/16' ID hoses and can stick tightly to all smooth surface. Check valves help prevent back siphoning of water effectively.
