Your favorite hair extension has been upgraded to 100% human hair! Hairdo Invisible Extension adds 20 inches of length and beautiful volume in a few steps. With a thoughtful and discreet design, you can easily achieve a sexy look for a long time without getting your hair trimmed. Just place it around the crown and massage it on your head. The hair means you can curl styling according to your mood. Can’t see your color? Don’t worry, the level of our human hair color naturally increases, so any color can be easily applied.