Well today i used my new venture coffee cup/mug i had to go to my doctor this morning for bloodwork and so on you know when you have to fast no coffee when you get up grrrrrrr anyway after 2 hours of poking and proding i get out to my car and take the top off and burned my lip on hot coffee now im still young by some acct's and compared to others(yammer dan) so i must say it is one of the best mugs i have ever used ..thanks Don for a GREAT product