The Kérastase Spécifique Divalent Spring Mask Set is the ultimate solution for those struggling with oily and treated hair. This comprehensive set includes the Spécifique Bain Divalent Amino Acid + Vitamin B6 Balancing Shampoo and the Spécifique Masque Réhydratant Intense Rehydrating Gel-Masque System, providing you with everything you need for a complete hair care routine.