Ceylinn provides the Kera-Force effect. It captures moisture in the hair, giving it strength, softness and radiant shine. The New Generation of Hair Straightening. Use Ceylinn Keratin, 2 step system to straighten and smooth hair without harsh chemicals. No smell, no fumes, no smoke, no formaldehyde and is dermatologically tested. Ceylinn Kera-Force straightening Keratin treatment System works to smooth, reduce volume, eliminate frizz, and rejuvenate the hair. Professional Keratin System 100ml Kit Includes: Step 1: Purifying Shampoo 100ml This shampoo cleans the hair and removes product residues. By opening the cuticles, it prepares the hair perfectly for the Kera-Force straightening treatment. Step 2: Kera-Force Straightening Treatment 100ml Partially rinse the Step 2 Kera-Force straightening treatment to make the hair easy to blow dry and iron. Full instructions included with the pack.