heckmannoleg/iStock via Getty Images Introduction Sally Beauty Holdings (NYSE:SBH) is a small-cap stock, noted for providing beauty products across the globe to both DIY customers as well as professional stylists/salons (in North America, they serve as the largest distributors of professional hair color and care); the bulk of these beauty products include hair color and hair care-related products, with both categories accounting for well over 80% of group sales (besides hair-related material, SBH also p ...