You can change your looks with KIS Hair Extensions in less then 60 Second. It is 100% reusable. Only KIS hair are heat resistance up to 200c and washable. clip-in extension are the least damaging because they can be removed quickly. Instead of using bleach on your hair, get the perfect pop of colors, consider trying clip-in extensions. If your Hair Extension ever looks dull, add a touch of silicone spray. Remember, a little goes a long way!