Goldwell StyleSign Extra Strong Hairspray delivers powerful, long-lasting hold—from flexible to ultra-strong—designed to suit all hair textures and keep your style in place all day. Perfect for those who demand reliable control, this versatile hairspray combats humidity and frizz for up to 72 hours. Suitable for all hair types—including blonde, curly, coloured, chemically treated, dry, fine, or frizzy—it not only locks in your style but also enhances shine, boosts volume, and strengthens strands. With built-in thermal protection, it’s the ideal finishing spray for heat-styled looks, ensuring your hair stays healthy, vibrant, and impeccably styled.