This is a Blender Bottle Classic V2, 20 ounces (600ml). BlenderBottle Classic V2 20oz 600ml New, unused, and stored at home. This model has been completely redesigned with a [round base on the bottom], an [ergonomically designed spout guard], an [ergonomically designed carry loop], and [color changes]. Materials: Polyethylene, Polypropylene, Stainless Steel Capacity: 20 ounces (600ML) (400ML on the measurement markings) Colors (8 colors): Clear Black, Full Color Black, Ocean Blue, Pebble Blue, Red, Plum, White, Emerald Green Country of Origin: China Country of Origin: China The BlenderBottle Classic is a shaker with a wire whisk for easily mixing protein shakes. - Brand: BlenderBottle - Model Name: Classic - Accessories: Wire whisk - Color: Gray/Clear Thank you for viewing.