The bubble tea cup is made of borosilicate glass material, which can be used safely for a long time, this glass cup withstand temperature changes from -55C to 100C; the bamboo can lid is made of bamboo material, which is safe Reliable; the straw is made of glass, which is sturdy and not easy to bendJar-shaped glass is suitable for many hot and cold drinking, such as tea, soda, whiskey, water, iced coffee, juice, wine, cocktails, milk and other drinking.Suitable for parties and various festive family dinners, with lid and straw design make your food look more delicious and bring joy to your party.This glass cup withstand temperature changes from -55C to 100C,what is more,if you want to decorate the glass cup,you can easily DIY it without breakage.The design of glass cup is very classic, not only makes the glass look more beautiful, but also easy to hold; they are very popular in bars, restaurants and homes; it will make your party Look more attractive and vibrant; as a gift you can give to your lover ,Mother's Day, Birthday, Graduation, Thanksgiving, Christmas and other holidays.These boba bubble tea glasses come with bamboo lids and straws and cleaning brush, making it easy to clean the cup after using, and when not in use, it can be stored in the kitchen cupboard without taking up much space.