The Blacklight Violet set is made for blonde, grey or lightened hair. Violet pigments instantly cancel brass while keeping hair soft and shiny. Fast neutralization of yellow and orange undertones Cool-toned finish with mirror-like shine Perfect between salon toning or gloss services SET CONTENTS: Oligo Blacklight Anti-Yellowing Purple Shampoo — 250 mL / 8.5 fl. oz. Oligo Blacklight Anti-Yellowing Purple Conditioner — 250 mL / 8.5 fl. oz. HOW TO USE On wet hair, apply Shampoo, lather and leave 1–5 minutes depending on desired toning, then rinse. Apply Conditioner, leave 1–3 minutes and rinse. Use 1–3×/week. Alternate with non-pigmented care as needed.