OSIS by Schwarzkopf Elastic Flexible Hold Hairspray stretches your hair to the limit. Bounce right back with elastic, the flexi hold hairspray. Great variety of finish. with flexible hold. So natural, so supple, you could almost wrap it around your little finger. New silicone copolymers bring a silky suppleness to the hair before and after brushing, creating a natural flexible hold demanded by fashion trends.