To Go thermo cup is designed by Designit. It has a patented rocker stopper allowing you to drink hot coffee or cold iced tea anywhere you go and from any angle - from all 360 degrees around the cup as if there were no lid on. It is exactly the same as drinking from an ordinary cup, no side is the right side. As the designers from Designit say: "This is simple - like all other good ideas".
To Go thermo cup, chalk