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This travel tumbler keeps drinks hot for up to 6 hours and cold for 12. It features double-walled vacuum insulation and an odor-resistant stainless steel interior to preserve taste. Lightweight and compact, it’s suitable for daily use and outdoor activities.

• The description claims the travel tumbler maintains water at 95.5°C (203.9°F) for six hours under test conditions at 26°C (78.8°F).
• The description claims the interior is made of stainless steel 316L to resist corrosion and scratches.