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Stewart Collie is a science team leader at AgResearch, but also a sock guru. He celebrates this often overlooked and derided Christmas gift.
He says it has to perform in a unique and harsh environment of elevated heat and moisture, and high impact mechanical forces, because the shoe is often a highly occluded environment with an impermeable outer layer, making it hard for moisture to escape.
He also tells us what material makes the best socks.
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