Which of these sustainability innovations was FIRST successfully implemented by a major sports brand?

The sports industry has been making significant strides toward sustainability in recent years. From biodegradable materials to recycled components, major sports brands are rethinking how athletic equipment is produced, packaged, and disposed of. This poll tests your knowledge of one groundbreaking sustainability initiative that changed how we think about environmental responsibility in sports manufacturing. Can you identify the real eco-innovation among these options?

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Adidas' Parley Ocean Plastic shoes, made from recycled ocean waste (2015)
Nike's BioFlex baseball gloves, made from mushroom-based leather alternatives (2017)
Wilson's Zero-Carbon tennis rackets, manufactured with carbon-capturing technology (2016)
Under Armour's Regenerate line of biodegradable performance apparel (2014)