For defined and lasting curls. Forming results that last up to 12 weeks. The lotion containing a combination of moisturizing Hydrowave technology and Hydrolyzed Keratin ensures that Natural Styling Classic delivers perfectly formed, long lasting curls and waves with soft touchable hair that lasts up to 12 weeks. Hydrolyzed Keratin contains shorter building blocks of hair keratin has good affinity to natural hair. The smaller particles can penetrate into the hair and restructure the hair to strengthen.