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Walmart.com has this Ozark Trail 20-Ounce Double-Wall Vacuum-Sealed Tumbler or Koozie Cup marked down to $7.74! You can also get the 30-Ounce Tumbler (in multiple colors!) for $9.74 (or $13.89 on Amazon). Choose free in-store pickup to avoid shipping costs. Here are a few product features:
- Great for both hot and cold liquids
- Ideal for a range of activities
- Durable, made of high-grade, double-walled stainless steel
- Lifetime warranty
- Made of high-grade stainless steel
- Double-walled and vacuum-sealed
- BPA free
You can also get this RTIC Stainless Steel Bottle (64 oz) for $16.99!