Keep your drinking under control with the KOVOT 3-Part Stainless Steel 9 Ounce Flask. Top sections says "One." Middle says "More." Bottom says "Sip." Each of the three sections hold 3 ounces - great for drink mixes and portion control. The compartments easily and securely screw into one another. Comes in nice gift box packaging - makes a great novelty gift or stocking stuffer.