Which major sports brand first introduced completely plastic-free, biodegradable shoe packaging made from mushroom-based materials in 2021?

Sustainable packaging has become a major focus for sports brands in recent years. As consumers become more environmentally conscious, companies have been innovating with new materials and designs to reduce waste while still protecting their products. This trivia question tests your knowledge about a groundbreaking packaging innovation from a major sports brand that changed industry standards.

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Adidas with their 'Mycelium Box' initiative
Nike with their 'EcoStep' packaging program
Under Armour with their 'GreenStride' containers
Puma with their 'BioReturn' packaging system