Made with ergonomic contoured crystal-clear borosilicate glass, these scratch and temperature resistant glasses are ideal for enjoying your tea, coffee, or hot chocolate.  The double-walled cup keeps your brew hot and your hands cool for longer and eliminates the need for coasters!

Product Details These cups are handblown from thick boroscilicate glass to resist breaking, dropping, and scratching. Safe from -30°C to 530°C. Dishwasher-safe. 

Fun Facts: The vacuum seal in the glass keeps your hands safe from the heat and also keeps condensation out.