Improved Generation Dolphin Water Bottle Pump with 4 Tubes Fits Most 2-6 Gallon Cooler Excluding Glass This NEW Dophin Pump Package Includes: Pump Body, 4 Tubes, Sprout and Cleaning brush. Made in South Korea. Fits mostly all 2 or 6 gallon bottles. Three sizes of lower tube length. Adjustable tube depth. Easy to assemble. Manually operated. Dispenses as quickly or slowly as you would like / No batteries, No electricity needed. Eco-Friendly.No More disposable bottles. Made of food grade plastic. Portable Size: Replace water dispenser. Maximize your space. Light weight, easy to disassemble. Does NOT fit: AmericanMaid 5 Gallon BPA FREE plastic water bottles with 53mm caps Assemble the suction tubes Next Snap suction tubes into the Suction head Then Snap on thesuction tubes &amp; suction head into your 2-6 water gallon bottle Then insert dispensing tubes to suction head Begin dispensing waters 12.5-inches 15.5-inches 16.5-inches