*Express Blow Out (EBO) is Now KCEXPRESS! This quick color-locking smoothing treatment is an express salon professional service that delivers polished, more manageable, healthy hair with frizz control results that last up to 6 weeks. KCEXPRESS takes only 15 minutes when added to a hair color service or just 1 hour when used as a standalone service. Clients looking for frizz-free hair in just one hour. Eliminates frizz and increases manageability. Unique 1-hour-or-less blowout treatment. Profitable salon professional color-locking service add-on. Powered by proprietary Signature Keratin for smoothness Enhances hair color vibrancy. Perfect for quick spot treatments, bangs, or problem areas that need additional frizz control. Cuts daily hair styling time and reduces blow-dry time. Hair can be shampooed just 8 hours after the smoothing treatment. Cumulative hair smoothing results.