Nourishes hair with hydrating Soy Lecithin and strengthening Silk Protein. Controls frizz, split ends and makes hair more manageable. Smoothing Therapy contains a specially designed blend of therapeutic ingredients to provide extended smoothing results. Provides superior protection from heat styling tools and environmental damage; UVA/UVB protection. Created to address the unique needs of chemically straightened hair, but is beneficial for relaxed, wavy or naturally straight hair clients too. For Frizzy, Unruly Hair.