Step by step insrtuctions on how to knot hair, there are many factors to take into consideration.  The direction of the hair when knotted, determines how the hair will lie.  The number of hairs knotted, determines the thickness of the hair and length of hair is different depending on which section is being done…. for instance the hairline will have shorter, baby hairs.

Below is a pic of knotting instruction for anyone patient enough to try !!!