UPDATE: This very popular deal is still available and the 20oz is back in stock.

Walmart.com has Ozark Trail 30oz Tumbler on sale for $9.74. Free in-store-pickup where stock permits.
Note: Availability for in-store pick-up may vary by location.

• Ozark Trail 30oz Double-Wall Vaccum-Sealed Tumbler $9.74
• Ozark Trail 20oz Double-Wall Vaccum-Sealed Tumbler $7.74