Thermally insulated to keep contents cold up to 8 hours or warm up to 3 hours. Double-wall construction keeps bottle comfortable to the touch. Virtually pays for itself by whipping cream, nondairy toppings, dressings, mousses and warm sauces in seconds. Great to use with flavoring syrups (sold separately) to whip up great flavored treats. Includes recipe booklet and three decorator tips. Whips 1 pint of cream into 5 pints of whipped cream. Chargers sold separately.