Framesi Ossidorr Hair Emulsified Oxidizer brings you a cream developer consisting of vegetable oil and castor oil for maximum amount of protection. Ossidorr’s thick consistency allows for easy application with shine, volume and condition. Ossidorr is a hydrogen peroxide emulsion based on conditioning elements. It is a cream developer created with reconditioning elements. This product protects the hair from dehydration as cetrimonium is a conditioning substance that bonds with the hair's keratin. The 40 volume developer is the strongest and has the potential to produce significant changes. It will lift your hair four shades and is suitable for blondes, especially high-lift colors. You can use 40 volume developer when you want to achieve a medium to dark blonde. You can also use it with bleach for better results.