OneStep Keratin Smoothing System Straightens and softens hair in a single application without rinsing ideal for quick salonquality results Purple Toning Effect for Blonde Hair Helps neutralize yellow and brassy tones in blonde bleached or highlighted hair for a cool radiant finish FormaldehydeFree Gentle Formula No strong odors or irritation safe for regular use on all hair types including colortreated hair Hydration Shine Boost Delivers up to 3x more moisture and enhances shine leaving hair silky frizzfree and manageable Made in Brazil 500ml Size Authentic Brazilian smoothing treatment perfect for athome or professional use suitable for various hair textures