Which innovative product design feature did Nike first introduce in their running shoes that revolutionized athletic footwear and became standard across the industry?

Modern sports equipment design has evolved dramatically with technology and innovation. Materials science, biomechanics, and data analytics have transformed how athletic gear is developed, tested, and manufactured. From smart fabrics that monitor performance to 3D-printed custom equipment, product design in sports continues to push boundaries. This poll tests your knowledge about a significant design innovation that changed how athletes approach their sport.

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Air cushioning technology (Nike Air)
Carbon fiber plates
Knitted uppers (Flyknit)
Self-lacing system