Expensive Hi-Shine Top Coat is an in-shower gloss treatment that gives your hair a prism like shine, intense depth + color dimension. Plus, it seals the cuticle to prevent color fading + damage from heat tools. Who needs it: Anyone with dull / color-treated / dry / frizzy hair. How to use: Apply 1-2x’s per week in place of your conditioner, comb through, wait 3 minutes & rinse.