Self-adjusting and top loading dispensers can be mounted on walls or coolers. One-at-a-time dispensing. Transparent tube to easily monitor cup levels. Cup Size: 4 1/2 - 7 oz. Cone, 6 - 12 oz. Flat. Rim Diameter: 2 3/4" - 3 3/8"; Tube Length: 16". High impact plastic; Case Pack: 6.