Achieve a rich, natural shade with Schwarzkopf Poly Color Tint 37 Dark Brown. Poly Color Tint professional quality permanent hair colour offers natural looking colours with 100% grey coverage. The highly concentrated colour pigments penetrate deeply into the hair structure to ensure a rich, long- lasting colour result, even on grey or white hair. The Keratin Hair Strengthener strengthens the keratin structure of the hair while colouring. For healthy, strengthened hair. The colour result depends upon your natural hair colour. For long or thick hair we recommend using two packs. Please always read the enclosed instruction leaflet thoroughly before use. Conduct an allergy alert test 48 hours before each time you colour, even if you have already used colouring products before. So remember to buy the product 48 hours in advance.Pack contains 1x each 50ml colour cream, 40ml developer lotion and pair colourist gloves. Permanent colour. One application. Caution; contains resorcinol, phenylenediamines and hydrogen peroxide. Warning! Hair colorants can cause severe allergic reactions. Not intended for use by persons under 16 years. Keep out of reach of children. For external use only. Always read instructions carefully before use.