Boasting a lightweight formula, Redken Styling - Iron Shape 11 (250ml) will protect your hair from the damaging effects of heat styling, without making your hair feel stiff or crunchy. Suitable for all hair types, it will also help to lock in your style so your hair stays looking fabulous around the clock. - L.M. Directions for Use: Apply to dry hair, section by section, before flat ironing, curling or crimping.