OSiS+ Session Extreme Hold Hair Spray by Schwarzkopf Professional is una an ultra-strong hairspray, ideal for impeccably and durably fixing any hairstyle. Its advanced formula ensures una extraordinary hold without weighing down or making the hair stiff, maintaining natural softness and freedom of movement. Perfect for complex styling or for those who desire una a professional finish resistant to humidity and tempo. A must-have for anyone seeking high performance and long-lasting results.