Stylists say layers dull hair shine but physics proves prism cuts boost gloss 25%
Your stylist lifts the scissors near your face. “Layers will give you volume,” she promises. But you’ve heard the warnings from friends and online forums. Layering makes hair look frizzy, dull, damaged. You hesitate, gripping the salon chair. Yet cosmetology research reveals the opposite truth. Prism layers actually increase shine by 25% through light-scatter mechanics … Lire plus









