The Python Pro-Clean Gravel Washer & Siphon Kit Medium is a reliable and easy-to-use tool for maintaining aquariums up to 20 gallons in size. Featuring a 1" x 12" gravel tube and a 6-foot hose, it efficiently removes debris while performing water changes without disturbing fish or plants. Built with high-quality materials, this kit is perfect for both beginner and experienced aquarists looking to simplify routine tank maintenance.