Targets thin ends: Specifically formulated to address long hair with thinning or split ends. Thickens and plumps: Filler A-100 technology works on the hair's core to make it appear thicker. Strengthens and protects: Amino acids provide strength to the hair fiber, and the formula is designed to protect against breakage. Reduces damage: When used with the Pro Longer shampoo, it helps reduce hair breakage by up to 94% and visible split ends by up to 17%. Enhances shine: The conditioner helps improve the hair's shine and vibrancy.