Pay no heed to rough seas or rutted roads. With its wide base and screw-on lid, this double-walled vacuum mug keeps your beverage out of your lap and in the cup where it belongs. Insulates hot for 4 hours or cold for 6 hours. 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. The Admiral’s Mug blends 18/8 stainless steel with double-wall vacuum construction 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.