Abercrombie and Fitch was very successful marketing itself as representative of a specific demographic from the mid-90's to mid-millennium. The firm's success in sex-based marketing helped define modern marketing campaigns across many markets. It's success is made evident by the company's fiscal liquidity and expansion into three new companies (Hollister, Ruehl, Gilly Hicks) 

 "Lifestyle brand" is, IMHO, a shady classification for a company that markets by plastering naked people on walls. However, by the definition given in this article, the company fits the classification.