The Open insulated flask has a capacity of 500ml and it will keep hot drinks hot for up to 6 hours and your water nicely chilled for up to 24 hours. Officially licensed by the R&A and highlighted with "The Open" branding.
The Stromberg Flask Features:
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Insulated Vacuum Flask
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500ML Capacity
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Officially Licensed R&A Product
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"The Open" Branded
