10.01 Lightest Natural Ash Blonde

L'Oréal Dia Light 10.01 Lightest Natural Ash Blonde Hair Color — also known as "Natural Iced Milkshake" — is an acidic demi-permanent gloss color formulated to tone, refresh, and enhance color-treated or sensitized hair without ammonia or lift. Powered by a 1% Hyaluronic Acid complex, it delivers 1.9x more hydration, 82% glossier color, and a vinyl shine finish. The 10.01 shade delivers a clean, cool, neutralized very light blonde result, perfect for neutralizing yellow undertones, toning highlights and balayage, and creating pastel blonde shades. The ammonia-free milky cream formula provides precise, even application. Mix 1:1.5 with DIActivateur Developer and process for 2–20 minutes; results last up to 6 weeks. Not for grey coverage. For professional use only.