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The double-wall design of this glass mug does double duty: adding extra insulation for your hot beverages and creating a unique look. Made with Borosilicate glass which is resistant to thermal shock, more so than any other common glass. |
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The double-wall design of this glass mug does double duty: adding extra insulation for your hot beverages and creating a unique look. Made with Borosilicate glass which is resistant to thermal shock, more so than any other common glass. |