WHAT IT IS OSiS Freeze is a high performing mega hold hairspray that keeps your style in place. WHAT IT DOES Schwarzkopf Professional OSiS Freeze Finish Strong Hold Hairspray is a high performance long lasting hair spray that delivers total control. This unique hairspray has the ability to perform under adverse conditions such as temperature and humidity and protects against UV rays. The 3-dimensional resin matrix ensures all of the hair strand is covered allowing for long lasting style.