Instant and strong hold of your hairstyle for up to 72 hours | Are you looking for the perfect solution to protect your hair in modo Is your hair styling reliable? Hairspray with strong hold Goldwell StyleSign Strong Hairspray adds volume to hair and protects it from frizz and humidity for up to 3 days. Want to keep your hair under control regardless of the tempo? In this case, this hair spray fa to your case.