UNIQUE COFFEE CUPS: A set of two 6.7OZ size espresso cups, each handmade, unique curved and explosive-proof design allows you to enjoy your latte, cappuccino, tea, hot or cold drink.DOUBLE-LAYER DESIGN FOR PRACTICALITY: This espresso cup features a unique double-layer design that keeps the liquid warm for a long time, whether hot or cold while preventing the outer wall from getting hot and causing your hands to burn when you drink. As the espresso slowly flows into the cup through the coffee machine, the coffee and perfectly churned milk froth float in mid-air like a cloud.RUGGED AND DURABLE: Made of heat and condensation-resistant borosilicate glass, which is stronger and more durable than common glass that gives a smooth finish and a crystal clear look.PERFECT GIFT: Makes a wonderful choice for the coffee, espresso or tea lover in your life no matter the occasion. Highly recommended for hotel, café, home or office use. The perfect gift for Coffee Lover, Anniversary, Wedding, Bachelor Parties, Graduation, Christmas, Birthday, Father's day, Mother's day Housewarming gifts!60 DAYS FREE REPLACEMENT: Customer satisfaction is DOPUDO top priority. If you are not satisfied with our clear glass teapot warmer,we promise to offer a replacement or refund. Buy it with confidence please.This glass cup is made of borosilicate glass, there is a 3% to 5% probability that the glass cup is damaged. If you receive a broken glass cup, please send a message to us, we will send you a placement product immediately!