An intensive smoothening personalized treatment gives additional smoothness to any wella sp mask regulates frizzy hair with durable anti frizz protection hair appears silky satiny more manageable to use blend 1 single dose of infusion with 25ml of sp mask evenly apply to towel dried hair leave on for 5 10 minutes add heat to enhance the effect rinse well the quality of this unboxed item is as fresh genuine as the original packing