THE PERFECT TEMP ALL DAY LONG: The double-wall, vacuum-insulated design ensures that your cold drinks stay cold for up to 24 hours, and hot drinks stay hot for up to 6. No more warm water or cold coffee!

LEAKPROOF and DOESN'T SWEAT: Never worry about sweating in your gym bag, backpack or on your desk. The exterior has a rugged Powder Coating to protect your flask and provide a non-slip grip. (exception is the Stainless Steel finish, it is not powder coated).

EASY TO CLEAN AND FILL: A wide-mouth opening means your Smart Flask can easily accommodate ice cubes or even fruit for a refreshing drink, and it's easier to clean as well.

LASTS A LIFETIME: Unlike aluminum or plastic bottles, your Smart Flask will never crack or corrode. Made of 18/8 food grade stainless steel it is BPA and Pthalate free. Your Smart Flask will not have unwanted odors or lingering flavors

LEAKPROOF SPORT LID:  This lid is leakproof and made to be used in a gym bag or backpack.  The generous ¾? opening gives you a big gulp when you want it.