Human hair wigs are a popular option for people who want to change their hair style. They are made with human hair and can be coloured. However, they require a lot of maintenance, so they are generally more expensive than synthetic wigs. Compared with synthetic wigs,...

Hair is an important biomaterial. Hair is a protein filament that grows from follicles located deep in the dermis. It's also an important resource for human health, as it helps regulate body temperature. Human hair is used in making wigs, fake eyelashes, and other...