Description: <br><br>1 this coffee cup has the design of double layer , which can prevent heat insulation efficiently, making us more safe and convenient to drink hot tea <br>2 glittering and translucent aesthetic feeling, let you experience a pleasant drinking it can withstand temperatures from -20 to 150 degrees <br>3 made of high quality high-borosilicate glass, it is the market's best glass material with high resolution high brightness characteristics<br><br>specification:<br><br>1 material: high-borosilicate glass <br>2 capacity: 200ml<br>3 color: transparent<br>4 heat resistance: temperature difference of heat resistance is<br> 150 degrees<br>5 size ( approx ):<br>a: 98 mm * 75 mm / 386 * 295 inch<br>b: 94 mm * 70 mm / 370 * 276 inch<br>c: 90 mm * 75 mm / 354 * 295 inch <br><br>packing list:<br><br>1 * 200 ml double-walled glass coffee cup