Only at Walmart: Bestselling $8 Glass Tumbler 4-Pack (Will Sell Out)

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Grab a 4-pack of Mainstays glass tumblers with straws for just $7.98 at Walmart. Even though this set isn’t on sale, it’s still an incredible value. Each 20-ounce tumbler is only $2. These tend to sell out quickly online, so score your set while they’re still in stock or look for them during your next trip to your local store.