OSiS+ Session Extreme Hold Hair Spray by Schwarzkopf Professional is una an ultra-strong hold hairspray of 300ml, ideal for setting complex and long-lasting hairstyles. Its innovative formula guarantees una extreme resistance without weighing down the hair, maintaining a natural effect and leaving no visible residue. It facilitates styling for all hair types, offering immediate control and protection against humidity. Perfect for professionals and enthusiasts, it ensures a flawless finish and una long-lasting hold throughout the day.