Can Dai people cut their hair short?

Yes.

The distinctive and elegant peacock Dai dance costume, paired with this girly hairstyle without bangs and a peacock-shaped headdress, is even more elegant. It is a good-looking hairstyle for Dai dance modeling. In Dai dance hairstyles, most dancers choose simple yet elegant updos. The fluffy and pretty bun hairstyle is also a Dai dance hairstyle.