EMSA 513361 Insulated Travel Mug sleeve, black, 0.36 liters (4 hrs. Hot, 8 hrs. Cold, Dishwasher, 360 drinking spout, 100% leak-proof) (household goods)
The cup holds absolutely tight and also two or three hours warm, but then it will have been critical. You can remove the cover and then THE disassemble into two parts, one has to do to clean well every time. However, this inner life of the cover, whi
