Zoku's Iced Coffee Maker holds your coffee without diluting it with ice. Put the stainless steel mug in the freezer for 8+ hours. Remove and place in the insulated sleeve when coffee is ready. Pour hot coffee and coffee will be chilled in minutes. Great for tea too. 11 Fluid ounce capacity. Recommend hand wash. BPA and phthalate free. Dimensions: 3.6" x 2.6" x 8.25". Includes: Stainless steel inner core. Protective sleeve. Lid. Straw.