Safe First:soft touch,our coffee mugs have a smooth rims to eliminate lip discomfort,BPA freelead freesafe material,food grade,drinking in safe,with a thick handle and wide base to help prevent slip.healthier choice than plastic,discolor,retain smells,leach chemicals into drinks are not happening due to the glass material! easy grab handle easy operate! ^ Excellent Quality:High Quality made of durable glass that is ideal for everyday use,very thick material.perfectly balanced to resist tipping and spilling.simple wide mouth design and clear glass matches everything easily,beavy double base offer stablity and elagent looking.hot and cold resist that can use for iced drink and hot drinks,also a great gift choice^ Multi Purpose : Best irish coffee cups,Top choice for restaurants,catering and coffee shops,great gifts for many occasion,for drinking almost all kind of coffee,tea,beer,soups,hold hot & coldgreat for cappuccino,beer,coffee,black tea,espresso,hot choclate,green tea,summber drinks,dessert,milk,cake,mousse,lemon drink,irish coffee,juice,beer,,kombucha,sangria,alcholo,and cold drinks such as ice tea,mocha,macchiato,demitasse,smoothie and more^ Easy Use Easy Clean : dishwasher,fridge and microwave safe^