Super quality: Made of high-quality borosilicate glass, which is durable and can be used for a long time. the transparent design makes it easy to see what's inside without having to worry about spillage. Easy to carry: The glass water bottle is light in weight and easy to carry. it can be placed in a pocket or backpack, which is very convenient for you to take out. Gift: This is a perfect gift for your friends and family. it can be used as a birthday gift, christmas gift, new year gift, etc.