Ralph Engelstad Arena Big Frig Tumbler

• The tumbler's design has been engineered from the inside-out to ensure it's ready for any challenge you throw at it.
• There is no match for the size and durability of this tumbler. Constructed from 18/8 stainless steel and combined with vacuum insulation to ensure your beverages hold their temperature for hours.
• Traveling is always an option with the sleek design of this tumbler’s base, and has been tested to ensure a comfortable fit in all standard size cup holders. This BPA-Free tumbler comes with an shatter-proof lid.
• The double-wall interior holds up to 20 or 30 ounces of liquid while keeping the outside completely sweat-free.Your drinks will stay hot for over 3 hours, or stay cold for over 50 hours! You’ll have a hard time going anywhere without your tumbler, because it just makes life that much easier.