The YETI Rambler 12 oz. Colster Can Insulator is just 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.• 18/8 STAINLESS STEEL Resists dents and drops.• DOUBLE-WALL VACUUM INSULATION Keeps cold drinks cold.• DISHWASHER SAFE To further simplify life.