2025-04-29 00:00:00 The official Balmain Hair Professional Extension App offers everything you need as a professional hair extension specialist! From a wide range of Hair Extensions in different application methods and colours to Application & Removal Tools and Professional Aftercare. Easily add volume, length and colour to your hair with the extensions from Balmain Hair Professional! Download the app and benefit from: - Easy ordering by scanning the barcode of the product that you would like to reorder - The best shopping experience on mobile