7 For All Mankind was focusing on women's denim lovers, the company enjoyed near-overnight success because of the fit, fabrics, washes, attention to detail, and the iconic swooping logo that adorned the product's back pockets.A myriad of designer denim upstarts followed 7FAM in Los Angeles, making it the world center for casual fashion. 7 For All Mankind's proximity to Los Angeles makes the brand popular with celebrities and urban, fashion-consciou young adults.