Which innovative sports product design feature, introduced in 1979, revolutionized the athletic footwear industry and remains a cornerstone technology in modern running shoes?

Product design in sports retail has evolved dramatically over the decades, with certain innovations completely transforming how athletes perform and how consumers interact with sporting goods. Some design breakthroughs have been so significant they've created entirely new product categories or revolutionized existing ones. Test your knowledge of these landmark product design moments that changed sports retail forever!

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Nike Air cushioning technology
Adidas Boost foam midsole
Reebok Pump inflation system
Converse React gel inserts