On the look out for ultimate curl definition? OSiS Curl Souffl is a nourishing styling mousse that defines curls and coils whilst preserving elasticity. Creating defined curls with strong curl memory, OSiS Curl Souffl is a light hold shaping mousse that enriches the hair’s bounce and curl pattern, adding slip to the hair for a nourished and moisturised feeling. It tames frizz and protects hair from humidity, providing a healthy-looking shine and heat protection up to 230C/450F.