Which athletic footwear technology, first introduced in 1979, revolutionized the running shoe market by using pressurized gas encapsulated in polyurethane and eventually led to a billion-dollar product line?

The sports retail industry has been transformed by technological innovations in athletic footwear. Major brands have constantly pushed boundaries with groundbreaking designs and materials that have changed how athletes perform and how everyday consumers shop. This poll tests your knowledge about a significant product development milestone that revolutionized both the performance and marketing aspects of sports retail.

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Nike Air cushioning technology
Adidas Boost foam technology
Reebok Pump customizable fit system
Puma Disc automatic lacing system