Which sportswear innovation, first introduced in 2012, revolutionized the athletic footwear industry by creating a seamless upper that reduced waste and created a sock-like fit?

The sports retail industry has undergone significant transformation in recent years, particularly in how brands approach product innovation. Athletic wear has evolved from purely functional gear to fashion-forward athleisure that serves multiple purposes in consumers' lives. This poll tests your knowledge of a groundbreaking product innovation that changed both performance sportswear and everyday fashion.

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Nike Flyknit technology
Adidas Boost foam cushioning
Under Armour HOVR connected footwear
Puma Formstrip knitted construction