A nutritive overnight leave-in serum for dry hair  Lightweight creamy texture dissolves quickly into skin  Contains Iris Root extract to nourish hair progressively & durably over eight hours Reverses daytime loss of nutrients & creates a beauty coat on fiber  Harnesses a blend of five vitamins to seal cuticles with a satin finish   Provides easier detangling while improving manageability on normal to coarse hair  Offers definition to curly hair & hydrates without weighting down on fine hair  Infused with an evolving fragrance to promote relaxed sleep & energy in the morning  Hair appears softer & easier to style with a lightweight satin finish 