EBO is a revolutionary 1-hour express keratin treatment that reduces frizz, curl and daily styling time for up to 6 weeks. It can also be used as a color-locking service that takes just 15 minutes when added to any color service. EBO helps seal in color and is perfect for quick defrizzing touch-ups, bangs or problem areas. EBO System Includes: (1) 4 fl. oz. KC PRIMER Keratin Pre-Treatment Shampoo (1) 4 fl. oz. EBO Express Blow Out Smoothing Treatment (4) S 8. oz. Keratin Obsessed Multi-Benefit Treatment Spray