Only one pack needed for a full install! Isis Caramel 100% Human Weave is healthy and robust, premium quality 100% Human Weave Hair, conditioned with a lustrous shine and lasting elasticity. It comes with four pieces which contains 10-10-12-14 inches + closure in a pack. The hair is ventilated in one direction which eliminates frizzing and tangling. Perfect for wet and go care free styles.