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Sweater that mimics polar bear fur may keep you warm in extreme cold

4.8 (418) · $ 19.00 · In stock

An artificial fibre that mimics polar bear fur has been made into a sweater that is said to be as warm as down feather but without its thickness, but not everyone is convinced by the researchers' claims

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Sweater that mimics polar bear fur may keep you warm in extreme cold

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