The clear glass coffee cups lead free, non-toxic and tasteless and made from heat and condensation-resistant, scratch free borosilicate, keeps your liquid stay hot longer. With double layer glasses, You can hold the glasses easier, don¡¯t worry the scald .Our double-walled coffee mugs perfect for hot or cold drinks: tea, coffee, latte, espresso, cappuccino, macchiato, demitasse, smoothie and juice. It is used for a family party or to entertain our guests.