Wella's Creatine + Straight Normal-Resistant Kit, in its latest cationic formula, offers a strong and dependable solution for straightening hair. The powerful Hydro Safe Complex formula maintains hair's moisture balance, protecting it from dryness and damage. Wella has consistently listened to customer feedback and made improvements to ensure customer satisfaction. This kit is perfect for normal to very stubborn curly hair and allows for easy at-home straightening without the need for expensive salon visits. Please note that the Intense Formula should not be used on coloured or bleached hair; for this purpose, Wella Mild is specifically designed for safe use.