Related: 10 of the best gifts on Amazon from Oprah’s favorite things list
Owala also makes a 40 oz. straw tumbler for $37.99. Both are BPA- and phthalate-free, and the lid can be tossed in the dishwasher. Best of all, it converts from a straw cup to a sip lid just with a slide of a tab on the top of the tumbler. Actually, that's second best, after the knowledge that you get a great deal on a very good product because you didn't shell out extra for the brand name.
Some links on our site may generate a small commission to help support our team at no additional cost to you. Our items are chosen independently by our editorial team.



