Which iconic product packaging design has remained virtually unchanged since its introduction in 1916, becoming one of the most recognizable bottle silhouettes in retail history?

Long before modern marketing and branding strategies, product packaging has been a crucial element in retail history. Some designs have become so iconic that they've remained largely unchanged for decades or even centuries. This poll tests your knowledge about one of the most recognizable package designs in retail history - one that has maintained its iconic status despite changing consumer trends and market demands.

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Coca-Cola's contour bottle (aka the 'hobble skirt' bottle)
Heinz ketchup glass bottle
Absolut Vodka bottle
Jack Daniel's square bottle