Osmo IKON - Colour Additive Blue

Osmo IKON - Colour Additive Blue Osmo IKON Colour Additives are a collection of multi-use neutralising solutions suitable for use with any lightening formula. With no compromise on development time, the highly concentrated pigment helps deliver the perfect super-clean base for all your colouring treatments. Completely cruelty-free and 100% vegan friendly.