Loreal studio rework fibre putty 24 hour remouldable effect loreal studio line rework fibre putty is a non hardening hair paste which has flexible fixing agents which have a repeatedly remouldable effect loreal studio line rework fibre putty is a non hardening hair fixative it gives a uniform texturised effect enabling you to remould your style repeatedly throughout the day the paste coats the hair giving it a natural texturised effect the flexible fixing