Scruples Blazing Oil Lightener contains PBX, Scruples Protective Barrier Complex, which encapsulates the color and creates a rich, gel-like mixture. It shields the hair during the lightening process, keeps it moist, and leaves the hair shiny. -Encapsulates the color and creates a rich, gel-like mixture -Shields the hair during the lightening process, keeps it moist, and leaves the hair shiny