Vacuum Sealed No Sweating. Holds Ice for up to 24 hours and holds heat for up to 6 hours. Whether you are going to work, the ball field, a tailgate party or down to the dock, the ORCA Chaser Tumbler will get you there with an ice-cold (or piping hot) beverage. The ORCA double walled, vacuum sealed body ensures that your ice will stay frozen and your drink will stay strong. Clear lid allows you to see when it’s time for a refill. 18/8 stainless steel double walled vacuum sealed body, 7″ height with 16 fluid ounce capacity.