NUTR-KERATIN Hair Straightening Cream straightens even frizziest hair, making it durably supple and manageable. It is infusedwith keratin and argan oil. The special Keratin-Care-Complex strengthens the hair structure, providing additional care and easymanageability.NUTR-KERATIN Hair Straightening Cream is designed to create permanent, natural-looking straight hair for those with naturallycurly, frizzy or wavy hair. It is much more effectively with less damage to the hair. Suitable for men & women. To make frizy. curlyor wavy hair completely straight while preserving the hair's health. This 2 step straight permanent system contains both straightencream and neutralizer Permanent solution to be used with a hot hair iron to make vour hair smooth.shinny & straight.