Salon Collection formulas with Dual-Strength Complex replenish and repair weak hair, helping to minimize breakage, leaving hair looking healthy for beautiful results at home. The strengthening conditioner strengthens and rebuilds the hair cuticle while restoring softness and shine for a visibly healthier appearance. Directions Apply a generous amount and comb through hair with a wide-tooth comb for even distribution. Wait 10-15 minutes before rinsing. For best results, cover the head with a plastic cap while waiting.*reduces breakage compared to non-conditioning shampoo alone, making hair stronger so it can grow longer