Absolute Perfection Booster repairs and helps generate new bonds for stronger hair during lightening or hair coloring. Color Sealer helps restore moisture and strengthens the hair. The Absolute Perfection Booster can be added to any hair color or lightener to revitalize hair strength while instantly helping to repair and smooth the surface of the hair. This Dual Kit includes a Absolute Perfection Booster (2 oz.) and Absolute Perfection Color Sealer (3.38 oz.).