Goldwell Stylesign Straightening Balm 100ml Hold 2/5 Goldwell StyleSign Heat Styling Straightening Balm for Medium to Course Hair (100ml) is designed for medium to coarse hair, offering a light hold and exceptional shine that keeps hair smooth and radiant for up to 72 hours. It boasts a significant reduction in breakage, up to 83%, during styling and effectively straightens even the most damaged or coarse hair. This balm combats frizz and humidity while offering heat protection up to 230C. Fortified with Marine Bamboo, this product enhances the hair cuticle's strength, resilience, flexibility, and protection against environmental stressors such as UV light, humidity, and pollution. Its colour-safe formula ensures the long-lasting vibrancy of both natural and colour-treated hair.