72 Hours of Cold
Never worry about cold beer again! The Grunk Growler is your perfect beverage holder for your favorite tap beer or mix drink to pass off as water while you're on the course. This insulated growler will keep any liquid cold for up to 72 hours.
Never again worry about the challenges of keeping beer cold on the course!
Don't take our word for it
Its crazy how cold this keeps my beer and no one knows !
Left this is my car in the middle of summer, the next day it was still cold!
The Grunk Growler is a game changer. Although I need another one becasue my wife stole mine!