The 16" Fine Line Clip In Volumizer by Raquel Welch is a one piece volumizing extension. This volume-boosting extension instantly transforms thin, medium length hair.The Pressure Sensitive Clips make the extensions easy to apply without causing damage to your own hair and fits comfortably and securely in place. Affordable and lightweight, these virtually undetectable extensions can be put in and taken out in a matter of seconds. You can style the Fine Line extensions any way you want:Heat-Friendly - Tru2Life synthetic fiber can be styled using a flat iron or curling iron, up to 350 degrees to blend into any hairstyle. Looks, styles and feels like real hair! CLICK TO LEARN MORE.