Gillette, founded in 1901, dominates the global razor market with a 70% share and $7.5 billion in annual sales, targeting primarily men aged 16-45. The brand has successfully marketed itself through extensive consumer research, sports endorsements, and tailored advertising strategies in various regions, including adaptations for markets like India and China. Future marketing efforts may focus on reaching women by leveraging Procter & Gamble's expertise and emphasizing athletic lifestyles.