What is hair?
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What is hair?
Robert Steinken (Celebrity Hairstylist) gives expert video advice on: What is hair?; How does hair grow?; What is the hair cuticle? and more...
Hair is actually made of 90 percent of protein. There is the root, the shaft and the follicle, and actually the shaft is made of keratin. The cuticle part of the hair protects your hair shaft.
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