Nirvel Nature 4/77 Medium Brown Intense Brown Ammonia-Free Hair Dye 100ml

Part of the Intense Brown family of the 71-shade Nirvel Nature chart. According to the manufacturer, Nature contains no ammonia or PPD, is vegan and is based on arginine and plant extracts. It can be used as permanent colour or as a colour gloss and lifts up to 3–4 levels.

Grey coverage: mix 1:1 with Nature 20 vol. developer on dry hair for 30 minutes. Colour gloss: 1:1 with 10 vol. for 20 minutes. Toning: 1:1.5 with 6 vol. on damp hair for 20 minutes. Always do a sensitivity test 48 hours before.

See all shades in Nirvel Nature ammonia-free hair dyes.