10.21 Biondo Extra Chiarissimo Irisee

A radiant extra‑light blonde shade designed for maximum brightness with a refined pearlescent irisée reflect. The 10.21 blend delivers a clean, airy blonde result while softly cooling residual warmth, creating a luminous, modern finish ideal for high‑lift blondes who want clarity without harshness.

Shade Character

• Ultra‑light blonde depth with pearlescent irisée reflect

• Soft cool undertone that enhances clarity and brightness

• Helps neutralize yellow tones for a polished, refined blonde

Key Benefits

• Produces a bright, extra‑light blonde with controlled tone

• Reduces brassiness for a cleaner, more elegant finish

• Adds subtle multi‑dimensional shine without overpowering the base

• Reliable professional performance for even, predictable results

Who It’s For

Perfect for clients seeking a high‑lift blonde that stays bright, refined, and softly cool—ideal for those who prefer pearlescent tones over strong ash or golden hues.

How to Use

Apply using your preferred professional coloring method and developer strength. Process until the desired lift and tone are achieved, then rinse and follow with post‑color care.

10.21 Biondo Extra Chiarissimo Irisee is a professional permanent hair color shade delivering a blonde extra extra-light iridescent tone with rich, long-lasting coverage.