OSiS+ Session Extra Strong Hold Hairspray – Maximum Control & Humidity Resistance | 300ml Hair type_Chemically-treated hair and great for beard trimmings

and great for beard trimmings

Most dry shampoos work

Step three of the Scalp Relief regimen — the most direct relief for itch and tightness

and anti-yellow molecules built into the powder so warmth is controlled during the lift rather than chased afterwards with toner

For a more intensive treatment

OSiS+ Session Extra Strong Hold Hairspray – Maximum Control & Humidity Resistance | 300ml Hair type_Chemically-treated hair and great for beard trimmingsLock your style into place with OSiS+ Session Extra Strong Hold Hairspray. This 300ml professional finishing spray delivers unbreakable hold and long lasting shape memory, even under high humidity or demanding conditions. Designed for ultimate control, its the perfect tool to set structured styles, updos, or sleek finishes without stickiness or flaking. Formulated with humidity blocking technology, it shields hair against frizz and flyaways, ensuring