In order to help hair reach its ideal length, Palmer's Cocoa Butter Formula® Length Retention system with Biotin completely strengthens hair with potent natural protectants that help block fragileness, brittleness, breakage, and split ends. This powerful strengthening treatment, which is silicone-free, feeds split ends, brittleness, and breakage. Features Intense Strengthening Treatment: To help hair reach its ideal length, this biotin-based length retention system completely strengthens hair with potent natural protectants that help block brittleness, breakage, and split ends. The Nourishing Formula Features Vitamin E to prevent dullness and fading, along with Cocoa Butter to soften and add healthy shine with rich moisture that protects hair from dryness and overprocessing. Regarding Ideal Length: Biotin strengthens hair strands and keeps hair from breaking off, helping to maintain a healthy hair growth cycle.