Scalpa Ruler

This is the best way to really draw out any hairline. Utilizing this ruler, you can measure to see your length and width on each side of temple is right which is very important. Also this ruler is used to create a blood line for you to follow with your pen to create the hairline. Used by every major player in the industry, utilize the Scalpa Ruler. (included in interactive training kit with scalpa-academy.com)