Rambler Colster 2.0Just like the original, but with a sleeker design and an updated gasket. The 12 oz. size is perfect for sparkling water, soft drinks, and good old fashioned beer, all kept straight from the cooler cold while kicking back on the boat, at camp, or wherever good times are going down. Keep classic brews and sparkling water refreshingly cold on the hottest days. Fits in most cup holders. No sweat design Quick turn gasket to secure beverage Dishwasher safe