Schwarzkopf Professional OSiS Session Extra Strong Hairspray - 300ml Tinhill Apply: Work the product through

Apply: Work the product through dry hair

Apply: Distribute a small amount (about the size of a 20-cent coin) evenly through the mid-lengths and ends

Daily Essential: The most cost-effective size for those who require a high-hold finish as a daily non-negotiable

Glide: Use a steady

straighteners

Schwarzkopf Professional OSiS Session Extra Strong Hairspray - 300ml Tinhill Apply: Work the product throughOSiS Session is an iconic, professional grade hairspray engineered for styles that demand maximum control, unyielding hold, and a flawless finish. Designed to lock down intricate updos, high volume styles, and sleek runway looks, this extreme hold formula sets instantly without weighing the hair down. It provides a reliable shield against the elements while remaining surprisingly easy to brush out when the day is done. Key Benefits Extreme, Long