The Loreal Blond Studio 20 Vol 6% Oil Developer 33.8 oz provides professional‑grade lift for blonding services, enabling up to 8‑9 levels of lightening when used with Blond Studio lightening powders. This developer’s rich, creamy oil‑infused formula ensures even color application, improved hair cosmetic, and a smooth, luminous finish while maintaining softness and healthy‑looking hair. Ideal for balayage, foil highlights, and global lightening in salon or professional use. 

Keywords:
Loreal Professionnel, Blond Studio, 20 Vol Developer, 6% Developer, blonde lightening developer, oil‑infused developer, salon hair developer, professional hair color activator, even lightening, smooth color application, healthy‑looking hair