Keratin Tip Hair Extensions Are Installed Using A Cold Or Hot Fusion Process.. For Hot Fusion The Keratin Tip Is Heated With A Heat Wand To Soften The Keratin And Rolled Around The Client's Hair To Fuse The Client's Hair And The Keratin Tip Hair Extension. The Hair Is Then Left To Cool And Set. Keratin Tip Hair Extensions Are Various Types, Such As I, U, V, Flat, And Nail Tip. The V, Flat, and Nail Tip Hair Extensions. They are easy to use and do not cause any kind of infections to the wearer and are used by women for different kinds of hairstyles. These extensions have a very natural look and they are high on demand in the market and are widely exported at very reasonable rates.