SHADOW LOWLIGHTS Filler Infused Gel Colour System eliminates the step of repigmenting. Each gel colour contains the proper filler to achieve expert results in a single process. Seven gel colours mix to create 18 lowlight shades. Saves time while creating beautiful, natural looking lowlights. Contains Scruples' exclusive Protective Barrier Complex (PBX?), which protects the dye molecule and deposits color deep into hair while conditioning and creating incredible shine.