Compact and unbreakable–you’ll be glad it’s filled with hot liquid after hours of casting for steelhead in an icy river. Built with heavy-duty 1mm stainless steel with QuadVac™ insulation, this bottle will keep beverages hot or cold for up to 27 hours. The steel-lined pour-through stopper ensures no plastic contacts your beverage. BPA-free and FDA-approved. Custom Filson graphics.
William Stanley Jr. forever changed the way drinks were kept hot with his 1913 invention that combined the strength of steel with vacuum insulation. In the Master Series, Stanley ups the ante with 1-mm thick 18/8 stainless steel for the ultimate in rugged durability and maximum insulation. This stainless steel alloy traps no flavors, so your beverage will always taste like it should.