Two stars off right off the bat because this does not work with hot drinks. The design is fantastic and everything is well made. But they went cheap on the lid. The lid is a cheaper, brittle plastic and the instructions state that you cannot put hot liquids in the container.
It's such a shame, because the bottle is a nice double, walled stainless steel, wrapped in a very pleasant non slip coating. And the lid is very well designed, with an easy to drink cap, twist holder that tucks the cap out of the way, and the. The whole lid screws off for easy cleaning. It did also come with a sticker that you can write your name on.