Keratin Complex KCEXPRESS Express Blow Out Smoothing Kit EBO Treatment And Keratin Pre-Treatment Shampoo 16oz-EachKeratin Complex Express Blow Out is a One Hour service with a unique formulation utilizing Trionic Keratin Protein and a Co-Polymer delivery system reducing frizz, curl, and styling time. Keratin Complex Express Blow Out can be used on all hair types including color treated hair and lasts up to 6 weeks. Cleanse only after 8 hours.