Messy Hair Bun Hairpiece 

Perfect for adding volume and fullness to a bun or a ponytail, but pay attention that it is not suitable for the people whose hair is thick;

Specification: natural length: 6-7in, easy to hide your own hair and make a messy ponytail  with attached elastic rubber band 

Colour shown in main image is 4/144B

Colour might be slightly different from the picture showed considering light and different monitor.