OSiS+ Session Extreme Hold Hair Spray by Schwarzkopf Professional is una an ultra-strong hold hairspray, ideal for precisely securing any hairstyle with lasting resistance. Its innovative formula ensures extreme hold without weighing hair down, maintaining the natural shine of the hair. Perfect for structured or creative styles, it guarantees una impeccable hold even in challenging conditions. The convenient 500ml bottle provides even and controlled application, making this spray an essential ally for professionals and hairstyling enthusiasts.