Osis+ Strong Hold Hairspray by Schwarzkopf. | Stylish product designed to offer a long-lasting and durable suspension. This overview provides a number of notable benefits and effects to help you achieve defined and long-lasting hairstyles. Advantages: | Holds Strong: Osis+ Strong Hold Spray offers a strong hold that keeps your style in place all day, even in humid conditions or on the move. Controls Frizz: Its formula helps control frizz and flyaways, maintaining a shiny and tidy appearance. Humidity Protection: This spray provides a layer of protection against humidity, preventing hair from flying out or getting out of control in humid environments.