Trevor Sorbie Salon X-Clusive Volumising Leave-In Conditioner (250ml)Â is for fine hair. Part of the Salon X-Clusive range developed by the experts at Trevor Sorbie for professional use. Salon X-Clusive Volumising Conditioner uses a lightweight formula designed to improve your hairÂ’s volume & manageability. The conditioning properties in Trevor Sorbie Salon X-Clusive Volumising Conditioner improve the body & volume of the hair, as well as adding extra shine. Trevor Sorbie Salon X Conditioner is Paraben free & has an Allergen-free fragrance.