The hair bleaching kit is required when lifting, or going to a lighter colour than the natural colour of the hair.; Use the bleaching kit to complete your style for blonde and bright colour; contains disposable gloves, mixing bowl, spatula, tint brush, 2 x blue dust free bleach sachet, 100ml 30 Vol. Cream peroxide.; includes multi-lingual instruction leaflet.; first do the strand test before you apply products.