A typical full-head application that can make short hair long can involve between 100 and 200 extensions, and can cost hundreds to thousands of dollars as well as many hours at the salon.

Carrie Underwood is known for the long blond hair she rocked early in her country music career, but she also looks great ...

He adds that as long as the extensions are carefully matched, they work in long hair and short hair, and can be used for volume or length. “They really are great for everyone,” he adds.