This year commemorates 150 years since Levi Strauss & Co introduced the world to the iconic 501 jeans. But what is this apparels company's staying power and how does it navigate today's realities that includes, sustainability and social issues? Imran Butt, Levi's country manager for Malaysia & Singapore takes us through how a pair of jeans remaining largely unchanged for a century and a half still manages to stay in trend.

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