Human hair is the most ideal for adding volume to your hair or lengthening it.
It needs special care since it is not alive anymore.
You should know a few things about the structure of your hair so you will understand what you should or shouldn’t do to it.
Each hair shaft consists of 3 layers.
1. The outermost layer of hair is known as the cuticle. It protects hair by 4-6 scales of tissues.
These scales are bonded to each other. They are colourless and see-through.
