Here is a hair mask I share with you which is very effective and that I use every week in order to help my hair grow stronger and prevent hair loss. Use an rip avacado with an egg yolk and mix. Leave on hair between min with a shower cap
The "pen" has a small tip that holds 9 precisely places needles. These needle points sort of vibrate in an up-and-down motion to create hundreds of micro perforations in the layers of the epidermis and the top layer of the dermis.