The Hydro Flask Tumbler with TempShield double-wall vacuum insulation knows how to take good care of your strawberry smoothies and lemon-ginger kombuchas, keeping them ice-cold for up to 24 hours. When it's time to refuel with an afternoon latte, it'll stay piping hot for up to 6 hours. This insulated cup features 18/8 food-grade stainless steel. Don't be afraid to send your stainless steel tumbler through the dishwasher, new Hydro Flask bottles are now dishwasher safe with the new powder coating. Top it all off with our press-in lid featuring Honeycomb Insulation for additional temperature control so you can roll your through your day while your drink stays just the way you like it. Use as a coffee mug or a travel mug for your hot chocolate on those wintry days. The insulated tumbler has a design that narrows towards the bottom of the cup, so it is easy to hold and fits into most cupholders. Ditch the single-use coffee cups and start with a reusable Hydro Flask Tumbler. This Hydro Flask coffee tumbler is backed by a manufacturer's lifetime warranty.