Keep your beers colder, longer with the toughest koozie on the market
The heavy-duty koozie that could keep a beer cold in the Sahara desert, the Rambler Colster is the stainless steel solution to warm beer. Double-wall vacuum sealed for maximum cool retention, the Rambler Colster fits nicely in any pack to keep your beverages ice cold no matter where you are.
Features
Heavy duty, rust-resistant stainless steel construction can handle years of use
Sweat-proof design stops condensation from building up on your hands
Double-wall vacuum sealed for maximum cold retention
Twist-off gasket keeps your bottle or can securely in place
Cup holder compatible—sized perfectly to fit in any standard cup holder
