This Inebrya Professional Permanent Superlightener Hair Colour Dye in shade 12/1 (Sprlght Pltnm Blonde Extra Ash) is formulated for achieving exceptionally light, platinum blonde results with strong ash tones. It offers professional-grade performance, ensuring consistent color application and superior lifting power for hair coloring services. Ideal for those seeking significant lightening and precise cool-toned final coloration.