Description
The 12% Welloxon Perfect 40 Volume Developer is engineered for Wella’s Koleston Perfect line, providing a consistent, easy‑to‑mix formula that lifts hair up to four levels. Designed for permanent color and lightening services, it offers optimal foil adhesion, precise application, and effortless rinsing for a comfortable client experience. Available in 1.9%, 4%, 6%, 9%, and 12% volumes, this developer delivers reliable lift, vibrant color accuracy, and smooth results every time.
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