Nirvel ArtX 4-71 Dark Cool Brown Cream Hair Dye

Part of the Cool Browns family of the ArtX colour chart by Nirvel Professional. According to the manufacturer, ArtX combines Soytein technology and marula oil for shine and high grey coverage.

Mix 1 part dye with 1.5 parts Nirvel developer: 60ml + 90ml or 100ml + 150ml. For resistant grey hair, 1 + 1. Always do a skin sensitivity test 48 hours before application.

See the full colour chart in Nirvel ArtX hair dyes.