Bionike Shine On in Mahogany Brown (Shade 4.5) delivers the rich, deep red-brown tones of Mahogany in a gentle, ammonia-free at-home hair colour kit. Complete grey coverage, vibrant colour depth, and a nickel-tested formula make this the ideal choice for women who love rich, warm brunette tones but need a safer, more scalp-friendly colouring experience.

• Ammonia-free formula for a gentle, low-irritation home colouring experience
• Rich Mahogany Brown result with warm red undertones, complete grey coverage, and brilliant shine
• Nickel-tested — specially developed for sensitive, reactive, or nickel-allergic scalps
• Conditioning treatment ensures hair is left soft, shiny, and manageable after colouring

How to use: Patch test 48 hours before use. Apply to dry or towel-dried hair following enclosed instructions. Leave on for the recommended development time. Rinse thoroughly and apply the enclosed conditioning treatment.