Captain Stag Sports Bottle, Water Bottle, Direct Drink & Cup Drink 2-Way Double Stainless Steel Bottle, Vacuum Insulated, Thermal Insulation & Cooling, 600ml Set of 2 colors: khaki and black. Product size: 98 x 80 x height 215mm Capacity: 0.6L Material (Quality): Inner bottle: stainless steel, Body: stainless steel (acrylic resin coating), Cup: polypropylene, Mouth: stainless steel, Inner plug: polypropylene, ABS resin, Packing: silicone rubber Specifications/Other: Heat retention: 56 degrees Celsius or higher (12 hours), 70 degrees Celsius or higher (6 hours) Cold retention: 11 degrees Celsius or lower (6 hours)