Elkaderm Keraphlex Step 3 Perfector is the cure application for home. It maintains the protective effect and strengthens the hair until the next application.Use once or twice a week, application time at least 10 minutes.Keraphlex is a novel protein-based active ingredient complex. As an additive in bleaching cream, a color preparation or in the perming process, Keraphlex protects against hair damage. As a spa application, Keraphlex repairs existing hair damage. The innovative active ingredient complex is able to penetrate the cuticle (cuticle layer) and strengthen the cortex (fiber stem). The hair is protected during bleaching or chemical reshaping and hair breakage is reliably prevented. The increased abrasion resistance also prevents split ends.