Immediate and intense repairing and cosmetic action that lasts up to 12 washes. Restores and strengthens the internal structure of the hair. Reorganizes and seals the surface of the hair, preserving its moisture. Protects against possible future damage. Ideal for very dry and damaged hair. Method of application of the treatment:Washing: Wash hair with warm water. For better results, use b3 Color Care shampoo.Mixing: Place 30ml (1oz) or 6 pumps of b3 Demi Permanent Conditioner into a clean dye bowl. Drawing in a little air first, apply the tip of the syringe to the opening of the b3 Brazilian Bond Builder and turn it upside down. Draw out the desired amount.Dosage guide: 3.5ml (1/8oz) for thin or short hair or lightly colored hair. 7ml (1/4oz) for thick or extremely porous or damaged hair. Add b3 Brazilian Bond Builder to b3 Demi Permanent Conditioner and mix well.Application: Use an applicator to apply the product from roots to ends. Comb through to achieve an even distribution. Wrap hair with foil and apply medium to high heat for 15-20 minutes.Finishing the treatment: Rinse with cold water. Do not wash. Proceed with desired styling.