Amazon offers the RTIC Double Wall Vacuum Insulated 30-oz. Tumbler for $7.99 Prime shipped. That’s as much as $7 off the regular price, an Amazon all-time low and the best offer that we can find. This is a #1 best-seller at Amazon as well, where it has collected a 4.3/5 star rating.

RTIC Vacuum Insulated 30-oz. Tumbler:

  • Double wall vacuum insulation – maximum temperature retention & insulates Hands from the cold
  • Keeps ice Longer – holds ice for up to 24 hours
  • Keeps it hot – works great for hot beverages
  • 18/8 Stainless Steel – strong Stainless Steel construction

RTIC Stainless Steel drinkware is double wall Vacuum insulated. Keeps your drinks ice cold longer – works great for hot beverages. The included all-new Shaded splash proof lid lets you know exactly how much drink you have. The Flip-Top closure resists spills and is straw friendly. Easy to clean.

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