The retailer from whom you purchase your hair system. The vendor is usually a “middleman” between you and the factory that makes the hair system. Majik is a vendor.
The method in which hair is attached to the base of a hair system, including looped, hand-knotted or “injected” techniques. Ventilation also describes the direction in which hair is attached — or ventilated — into the base, such as brush back/forward, left/right part, etc.