NouriTress Professional Shea Enriched Conditioning Relaxer was developed with an enriched mixture of Shea Butter and moisturizing conditioners to keep the hair healthy during the relaxing process. This sodium hydroxide base relaxer contains less chemical actives with conditioners that optimize straightening and conditioning. Enriched with Shea Butter, this relaxer provides superior conditioning during relaxing process that adds lubricity, and a soft silky feel. Available in Normal strength ONLY this medium strength formula is for Normal Hair. If your client requires a mild strength or if her hair is color treated, we recommend that you use Nouritress No-Lye Vitamin Crème Relaxer System.