Instantly repairs years of damageHydrates for soft, shiny, healthy-looking hair. Joico K-Pak Revitaluxe Bio-Advanced Restorative Treatment 5.1 Oz. This intensely revitalizing treatment instantly repairs years of hair damage to make hair look and feel luxuriously healthy and pampered: radiant, silky, vibrant, K-PAK strong from roots to ends. Instantly repairs years of damageHydrates for soft, shiny, healthy-looking hair. Apply to damp hair. Leave in for a full 5 minutes. Rinse and style as usual.