Even the top of the line professional heated appliances can cause damage to your hair after continued daily use. That's why we created Cortex Insulate, a virtually weightless spray that protects against the harmful heat and sun that stresses your beautiful hair. Insulate creates a nano thin film on each hair protecting it from your styling tools during styling and all day long from the son. nourish your hair with Vitamin E, B5 and Olive Oil and your hair will reward you with shine, grace and beauty. Bellezza Hair Care Collection insulate. Easily tame out of control hair. Contains the finest ingredients. Helps prevent sun damage. Provides you with freshness throughout the day.