Wella Professionals Koleston Perfect 7/37 Medium Blonde Golden Brown is a una permanent hair dye that offers una intense and long-lasting color. Thanks to the innovative formula, it ensures una perfect coverage of white hair, providing warm and natural golden highlights. Easy to apply, it guarantees an even and radiant result while preserving the health of the hair fiber. Ideal for those who want a bright, vibrant, and professional color at home or in the salon. Comes in a 60 ml format for precise and controlled application.