Natural Brown RefectoCil Eyebrow Tint. With RefectoCil you will always achieve a beautiful, long-lasting and intensive tinting result. Tinted areas appear better defined and more color intensive. The tint is absolutely smudge and waterproof and lasts up to 6 weeks. The best result is achieved when applying the tint regularly, because with each tinting the color will penetrate deeply leaving them more intensely and durably colored. Content: 15 ml Sufficient for approximately 30 applications.