Western Ken 40-ounce Quencher is $60 and is the last tumbler of the collection to drop. Check out all the Barbie tumblers and buy today.

Two modern-day icons have teamed up for the drinkware collab of back-to-school season: Barbie and Stanley. Stanley is dropping new limited edition Barbie Quenchers in 40-ounce sizes every day this week.

The Stanley x Barbie Collection has been dropping all week and you can finally get your hands on the coveted '80s Western Ken design but only if you hurry. Here's how.