Lock in your finished look with flexible hold, hydration and instant shine. Dyson Chitosan™ Post-Style Serum is designed to define and protect styles without stiffness, delivering touchable control that lasts all day.
Powered by chitosan, derived from oyster mushrooms, the formula creates flexible bonds that support hair strand by strand. The result? Long-lasting hold with movement, plus advanced frizz protection, even in high humidity. The serum helps reduce frizz by up to 50 percent*, shields styles in up to 80 percent relative humidity and conditions the hair surface for smoothness that lasts up to 24 hours.**
Lightweight and non-crunchy, it enhances shine and definition while maintaining natural texture.
