I commute and was looking for a bottle, which is sealed and from which I can drink "with one hand" while driving. I have for some years now the Insulated from Contige in use, exactly meets these criteria and of which I am thrilled completely. So the choice fell on this bottle. What can I say ... it took 2 weeks has not accepted the plastic taste of the bottle to my drink. After 4 weeks, she was on the "key" leaking and dripping in the handbag. So I beigeistert of the thermo'm so disappointed I am by this bottle. Contigo has replaced me after the complaint, the bottle easily. Very nice, nevertheless, keeps my enthusiasm in check. Now I have to try to get rid of the plastic taste first again. Then I'll see what I can withstand the cover this time. Too bad, this bottle could it have been ...