This square glass mug is made of high-quality borosilicate glass, which is crystal clear, heat-resistant and scald-resistant. The unique square design is simple and stylish. When placed on the desktop, it is like a work of art, telling the story of space and balance. The colorful handle cup is colorful, giving different moods and dreams for every toast. The smooth and delicate cup wall is easy to clean and maintains a clear and luster for a long time. With the cup lid and straw, you can enjoy a free and convenient drinking experience as you like.