PRAVANA’S AWARD-WINNING CHROMASILK VIVIDS COLLECTION IS THE CREATIVE-COLOR CATEGORY LEADER. Application Application over pre bleached, lightest blonde hair. This tint will not work on dark to medium coloured hair or natural uncolored hair. Apply to clean, dry hair, without conditioner or residues. leave it on your hair for 20-40 mins under shower cap. For longer lasting effect, apply heat. Rinse and style Vivid colours can be mixed together to create more shades. Add black to darken Wash with glamorhair color care shampoo or co wash for vibrant color effect. Apply a color mask once a week to maintain color intensity. Fading related All semi permanent/ bright colored permanent tint will fade. the speed which it fades is depending on the shampoo, water hardness and sunshine. Swimming: All semi-permanent tint will fade in swimming pool water or sea water due to the PH change. Apply hair conditioner and wrap your hair in a cap before swimming Removal: Use bleach bath kit or anti dandruff shampoo Important: When applying directly after bleaching, perm or any other chemical processing, be sure to shampoo the hair 100% clean before application. Otherwise the residue will "burn" off the new colour. Brazilian straightening treatment will remove most of the semi-permanent hair colours. Do not apply high heat to colored hair. ( straightener etc) Heat will burn some color off. Use a heat protector. Brazilian treatment will effect color deposit