L'Oreal Paris Preference Hair Dye - Siberia 9.12

Yes, this is a permanent hair dye designed to provide long-lasting colour results.

Yes, L'Oreal Paris Preference Hair Dye offers optimal grey coverage.

The kit includes an anti-brassiness purple mask specifically formulated to neutralize yellow undertones and maintain cool reflects. Use it after colouring as directed.

Yes, it is crucial to perform an allergy patch test 48 hours before each use, even if you have coloured your hair before.

Each box typically includes 1x caring colourant crème, 1x developer crème, 1x anti-brassiness mask, and 1x pair of protective gloves.

The recommended processing time is specified in the instruction leaflet included in the box. Always follow these instructions carefully.

If you have sensitive skin, it is even more critical to perform the 48-hour patch test before full application. If any irritation occurs during the patch test, do not use the product.

Ensure you used the entire anti-brassiness purple mask after colouring. For ongoing maintenance, incorporate a purple shampoo and conditioner into your routine.

Ensure the hair dye mixture was applied thoroughly and evenly to all sections of the hair. Starting with dry, unwashed hair (unless instructed otherwise) can also help with even absorption.

The included anti-brassiness mask provides nourishment. If dryness persists, use a deep conditioning treatment or hair mask regularly in the days following colouring.

Immediately rinse the product from your hair and skin. Seek medical attention if irritation persists. Always perform a patch test 48 hours before each use to prevent such reactions.

Ensure the colourant crème and developer crème were thoroughly mixed. Verify that the product was left on for the recommended processing time as per the instructions. Temperature of the room can also affect development.