Londa Professional Color Switch Semi-permanent color cream with direct dyes. BenefitsPerfect coating and precise application withlow-commitment and no damageIntermixable shades provide unlimited color resultsParticularlygood adhesionto the hairQuick results - visible color results from just 10 minVersatileuse for all hair types, dry and wet hair, foil and freehand techniquesLasts up to 20 washesWithout developer, without ammonia, without peroxideTechnologieGrip-On- bigger molecules of direct dyes, unable to penetrate deep into the hair, but they simply grip on the outer hair surface.How to use Apply the Color Switch hair color onto previously lightened or natural blonde hair, leave in for 20 minutes. Thoroughly rinse with warm water. Development time:10-20 minutes *This is a professional product and should be used only by a trained individual. The seller is not liable for any adverse outcome resulting from the use of this product.