Each drummer uses a different type of drum stick. You have to see which model your friend is used to. (Ask him directly. If you don't want to ask directly, just look at the words on his stick, and you may say something like 5A, 5B, 7A, 7B.

Brand, 100 pieces of sticks are of similar quality. vicfirth is more common, and Han brand drum sticks are more famous in China. PS: Wood will also be written on the drum stick. Pecan is the most common and popular.