Ti-Double M400 Stacking Mug Nylon 550 lb. test light-and-fast alpine climbs

light-and-fast alpine climbs

Attack snow approaches with ease

G-loft insulation and 3-finger construction for extra warmth

The Invention of Nature reveals the myriad ways in which Humboldt’s ideas form the foundation of modern environmentalism—and reminds us why they are as prescient and vital as ever

Its classic exterior is suited for both day and night wear

Ti-Double M400 Stacking Mug Nylon 550 lb. test light-and-fast alpine climbsMade of Japanese titanium, the Ti Double M400 Stacking Mug is crafted utilizing a historic manufacturing process. With its double wall insulation, the M400 Stacking Mug is designed for hot and cold beverages. Pair the M400 Ti Double Stacking Mug with the M300 or M200, and nest them together for easy storage at home or outdoors. Please note: double walled titanium cannot be used for cooking or placed over a heat source.