Owala Tumbler 40oz - Dune Drifter 241904 press the large crystal on

press the large crystal on top and gently remove the stopper

And the best part

Made from solid 18/8 polished

it offers excellent corrosion resistance

Owala Tumbler 40oz - Dune Drifter 241904 press the large crystal onThe Owala 40oz Tumbler is made for serious hydrationcombining all day cold performance with a spill resistant lid, reusable straw, and car friendly design. With a full 1. 18L capacity, this tumbler is perfect for long commutes, intense workouts, or just making fewer trips to the tap. The 2 in 1 lid lets you sip through the included straw or swig directly from the spout, while the locking, splash resistant lid helps prevent spills during travel or at