Schwarzkopf Brow Tint Permanent Eyebrow Colour Define your facial features - get statement eyebrows to be proud of with this handy eyebrow tinting kit. Expect HD ready eyebrows, and say goodbye to smudging with Schwarzkopf Brow Tint Permanent Eyebrow Colour. Schwarzkopf's professionally-inspired permanent brow colour will give your brows a fuller, natural finish. Using the same technology as our home hair colour kits, Schwarzkopf Brow Tint will give your an expert finish. Its's super easy to use. The developer gel has the ability to penetrate the hair shaft, meaning your newly coloured brows will remain looking fabulous for up to four weeks. Plus, the kit contains around 10 applications - that’s your brow maintenance sorted for almost a year! Please perform an allergy alert test 48 hours before using the product even if you have used colouring products before.