SAINT LAURENT RIVE GAUCHE YSL Vintage Navy Blazer C.1970-1980。This item is an authentic vintage Yves Saint Laurent (YSL) drawstring denim backpack, specifically from the YSL rive gauche line. • Designer/Brand: Yves Saint Laurent • Line: YSL rive gauche — this was YSL’s ready-to-wear line, launched in 1966 and used through the 1990s/early 2000s. • The leather patch with the window-pane logo is a known YSL rive gauche mark from that era. A limited number of this particular bag were made in the 1980’s. This one is in absolutely excellent condition. Measures 13x17”