Never lose your cool. This is the last can cooler you will ever need. Arctican keeps cold cans cold for up to 3 hours. Simply freeze the cooling core base, twist it on, drop in a cold beverage and enjoy ice cold drinks for up to three hours. Fits most 12 ounce aluminum cans and standard bottles. Keeps your hand from getting cold. Double walled stainless steel. Vacuum sealed. 3x colder, 3x longer than the average foam can cooler. Freezable, twist-on base for optimal cool. Includes sleeve adapter for glass bottles.