The Jetboil Grande Silicone Coffee Press is a coffee press for making coffee with your Jetboil Minimo, Sumo, 1L Short & 1.8L cook pots. Boil water, add coffee, top with press and lid. When it's done steeping, slowly press down the plunger and enjoy hot coffee at camp or on the trail. The detachable stem unscrews, fitting inside the cup when it's time to hit the trail again.