16oz/480ml starbucks coffee mug , starbucks coffee cup ,starbucks glass cup ,double wall glass mug

starbucks coffee cup with bodum double wall glass,coffee mug 480ml/16oz

Fashion and quality glass mug, made of high borosilicate glass, great for drinking or appreciation purpose.

[Description] Starbucks double-layer glass
[material] heat-resistant glass
[Specification]
475ml : 120*102mm / 375ml : 110*92mm

[Characteristics] 

1. made of high borosilicate glass , crystal clear, good texture.
2.stronger mechanical strength and the variation of thermal shock temperature performance is very strong.
3. pairs of acid and alkali chemical corrosion resistance and strong.
4.easy to clean, and does not absorb the taste of tea.
[Quality Guarantee]:
quality of products with high boron silicon glass  manufacturing, non-toxic and tasteless, no pollution to the food),FDA,SGS test safe .
[production]:
the most advanced equipment, the most ancient technology, modern technology.

Double layer heat insulation ,when you take the cups which is not hot.
the glass cup can resist the  instantaneous temperature from -20 to 120 degrees . There is a small hole at the bottom of the cup, is produced in the blowing process, belongs to the normal production engineering.