Clip in hair extensions will transform your look and give you a new found confidence. Hair Extensions / Hair Volumizers / Hair Highlights, Hair Integrators are basically adding human hair to one’s existing hair, although its primary use continues to be to add volume and length to one’s existing hair. It available in 4 & 8 pieces of Hair Extensions that are meant to add overall volume. At Kinsley Extenso, we believe all Hair Extensions should be DIY (Do It Yourself). You should have the option of putting it on and removing it at your own will.