YETI Rambler 64 oz 1.89L Bottle with Chug Cap Lid 5 Finger Methode: So funktioniert die Feedback Hand. The Rambler 64oz 1. 89L thermal insulated large size is perfect for long days, family sized and extreme conditions. Call upon this bottle for ice cold sips of H2O when the temps soar over 30 degrees Celsius, and don't worry about condensation making your hands slip. This baby is engineered with No Sweat exterior, which means you'll be the only one breaking a sweat. With 64 ounces (1. 89L) (that's your daily eight, everybody), this water tower to go is perfect for keeping you (and your dog) hydrated on the move.