Superier Quality Glass - Hand blowing from high quality chemistry grade borosilicate makes double walled glasses thinner,lighter. Never Burn Your Fingers - Special double wall thermo insulated design prevents side heat transfer.Forget outdated porcelain saucers with our simple, elegant design that's light for easy maintenance and handling. Customize Food and Drinks - Double wall Glass Tea Cups is scratch resistant and enjoy it with your iced espresso,fruit congee,ice water,salad,cheese,cocktails,coffee,cappuccino. Dishwasher Microwave Safe - Borosilicate glass has been annealed to resist heat,while an innovative air decompression hole makes dishwasher, microwave and refrigerator safe. Fully Promised - If you are not satisfied with our glass teacups,or the products you received are broken,we promise to offer replacement or refund. Advantage of borosilicate Glass It is a special glass material which is stronger and more durable than common glass with high temperature resistance.Keeps hot drinks hot and cold drinks cold, while preventing condensation and staying cool to the touch.Double wall borosilicate glass is non-toxic, heat-resisting and brilliance. Absolutely no air bubble on the walls. The double wall stylishly keeps the liquid hot while the outer wall of glass remains comfortable to the touch. Perfectly suited for hot and cold beverages. Easy to Clean: Durable material that will not shatter like glass | top rack dishwasher safe. Capacity: Each glass cup ‘s Volume: 100 ml/3.4oz. Perfect Gift: This beautiful Set of 4 glass cups comes in a special design package, and makes a GREAT GIFT for occasions like housewarming, birthday,anniversary, Valentine’s Day, Mother’s Day, Christmas, New Year. Maintenance: Safely stir with meteal spoons but avoid shaking with very heavy force. WARM REMINDED:There is a small hole in the bottom of the cup, which is the unique trace of the manual blowing process.Not a flaw! Improve the aesthetics to your table and impress your guests with this timeless set of glass tea cups.