Reebok's logo has changed over the years, starting as a Union Jack. As of 2014, the logo is simply the company's own name in logotype. Similarly, the slogan has changed over the years, but as of 2014, the slogan is "I am what I am."
Reebok started its logo with the Union Jack symbol and later added the red and blue vector it is most known for before switching to the logotype font symbol in 2008. The "I am what I am" campaign began in 2014 and used celebrities in Reebok advertisements to encourage young customers to discover who they really are and to celebrate that identity.