Wella Professionals Fusion Amino Refiller for Damaged Hair (70ml) expertly repairs and fills lost amino acids within the fibres of damaged hair. Formulated Wella's exclusive Silksteel Fusion Technology, which combines Silk Amino Acids & Micronised Lipids, this treatment repairs damaged hair by penetrating deeply into each hair strand, restoring strength plus smoothing the hair cuticle. This rinse-off treatment leaves hair visibly renewed with improved elasticity & resilience against future breakage. Directions of use: Leave on for 5 minutes and rinse thoroughly.