Blistering boil times come standard on our industry-leading Flash 1.0L Fast Boil System. This means enjoying a cup of coffee or a hot meal at camp just got that much easier. Jetboils 1.0L FluxRing cooking cup with insulating cozy makes boiling water and keeping it hota breeze. Start heating instantly with the new turn-and-click igniter and verify that the waters ready with the thermochromatic heat indicator. From backpacking to car camping, and every adventure in between, Flash boils in seconds so you can fuel up faster.