Wella, the world-famous manufacturer of high-quality cosmetics, offers a gentle and quick way to colour your hair with the Welloxon Perfect 1.9% peroxide developer. The innovative developer is the perfect complement to all Koleston Perfect Me+ hair colours by cosmetics brand Wella. Mixing the colour is easy, ensuring the desired shade is achieved every time. After colouring with the branded products, your hair will enjoy an impressively intensive shine. Thanks to the advanced nourishing formula, the dye adheres perfectly to the foils. With a concentration of 1.9%, this developer is a gentle colorant.Welloxon Perfect 1.9% for beautifully coloured hair After mixing Welloxon Perfect 1.9%, the colour can be applied precisely to the hair. The developer is offered by Wella for professional use in hairdressing salons in the large 1-litre bottle. The developer, which is also available in concentrations of 6, 9 and 12 per cent, can be used for lightening with Blondor and for highlights with Magma. This exclusive product ensures lasting, even colour development on the hair. After each application, women enjoy great coverage with their desired colour.