Schwarzkopf Igora Royal Absolutes brings you true colour in High Definition with uncompromising coverage and up to 50% longer colour retention. Igora Royal Absolutes' Biotin-S Pro-Age Complex contains Silamine and Collagen providing extra care for mature hair. It's 20 intense fashion shades offers up to 3 levels of lift with up to 25% higher vibrancy and 100% reliability even on the most challenging porous hair. For best results use with Igora Royal Oil Developer.