The most functional water bottle of its kind - the BrüMate ReHydration Bottle is a 25oz canteen with two functions: Hydration Mode, and Party Mode. Keep your drinks ice-cold while on the go with a leak proof, twist off lid that doubles as a 1.5 ounce shot glass.Or, screw on the included straw lid with a durable, easy-carry handle , so you can rehydrate the morning after and use it as your all day go-to hydration bottle for any occasion or activity. Drink Better. Whenever. Wherever.