Father’s Day Gift Alert! TWO Ozark Trail Tumblers Only $10! June 6, 2018 by Coupon Caroline Leave a Comment This post may contain affiliate links or sponsored content. See Disclosure Policy. WOW! Head over to Walmart and score a TWO pack of Ozark 30-oz Double Wall Tumblers for only $10! The sweat-free, maximum insulation design keeps drinks hot or cold for hours! My hubby loves his! Don’t forget to choose FREE in-store pickup, where available, to avoid shipping fees!