Zirst Insulated Stainless Steel Water Bottle &ndash; Flip Top Lid with Straw &ndash; 17 ounce (500ml) &ndash; Stainless Double Wall Vacuum Seal Year End CLEARANCE Savings! $9.99 - Enjoy a COLD Sip while you're Act NOW! FLIP-TOP LID - Take a COLD Drink while you're on the go! Keep cold liquids cold for up to 24 hours and hot liquids for 6 hours thanks to the vacuum chamber insulator between 2 walls of stainless steel Stay hydrated! Whether working out, working or relaxing your Zirst Water Bottle makes staying hydrated super easy. A great water bottle for kids or adults. Sweat free thanks to the vacuum seal between double layers of stainless steel. Even on the hottest days, your beverage will stay cold inside and the outside of the bottle remains sweat free