San Jamar C4150SS Stainless Steel Small Water Cup Dispenser with Hinged Flip Cap, 16" Length Self-Adjusting Dispenser  Securely holds small 3 - 3.5 oz. flat-bottom and 3 - 4.5 oz. cone water cups eliminating the need for various sizing rings Sanitary Flip Caps  Gravity-fed top loading design with flip caps allow for easy refilling while protecting against environmental contaminants Easy Mounting  Attaches to most wall surfaces and coolers freeing up counter space for convenient and organized dispensing