Real Human hair is the only way to go if you wish the hair extension to feel real. It happens to be 100% pure, human curly hair. Human hair extensions require that must be considered appropriate care if you wish it to stay for a long time. If ideal care is taken, human being hair extensions can continue to be in good condition for about 4 to 6 months. Jaz Jackson is a hair extension professional who loves giving her clients a completely new look through hair styles.