Zak! Designs 40 oz tropical insulated tumbler.

40oz Sutton Straw Tumbler from zak! was built for those occasions. The Sutton has more than enough features to keep you smiling every time you use it, and with its large capacity and stainless steel durability, you'll be using it a lot. From the robust carrying handle and the spill-proof silicone straw, to the vacuum insulation that’ll keep your water cold for hours, the Sutton tumbler has everything you need—and nothing you don’t.e.