The Most Widely Used Five Ventilation Methods in Hair Replacement Systems Industry
Usually, there are much confusion about which ventilation method should be chosed. We will introduce the most widely used five ventilation methodsin five separate articles. They are Single Reverse Split Knot, Double Reverse Split Knot, Injected hair, V-looped hair, Injected Lace. In this article, we will introduce Single Reverse Split Knot. Single Reverse Split Knot This ventilation method could be applied on most of the