I used this in the winter to make coffee, but I haven't had a chance to take it out with me, so I'm selling it. Wide-mouth portable tumbler for enjoying the aroma! The lid has a sealed structure, so you can easily carry it to work or when you go out. Stainless steel vacuum flask construction provides high heat and cold retention, keeping your drink at the perfect temperature for a long time. Size (approx.): 7.5 x 7.5 x 17.5 cm, Body weight (approx.): 200g, Capacity: 360ml Heat retention: 68 degrees Celsius or higher (6 hours) / Cold retention: 10 degrees Celsius or lower (6 hours) Country of origin: China