Flash Java 1.0L Fast Boil System
Everything you need for coffee on the trail. The Flash Java 1.0L bundles our efficient Flash 1.0L cooking system with the stowable Silicone Coffee Press, which stores perfectly inside the cook pot. Jetboil's 1.0L FluxRing cooking cup with insulating cozy makes boiling water for coffee—and keeping it warm—a breeze. Start brewing instantly with the new turn-and-click igniter and verify that the water's ready with the thermochromatic heat indicator. Whether it’s your first cup of the day or a boost after a long adventure, Flash Java 1.0L boils in seconds so you can fuel up faster.
Everything you need for coffee on the trail. The Flash Java 1.0L bundles our efficient Flash 1.0L cooking system with the stowable Silicone Coffee Press, which stores perfectly inside the cook pot. Jetboil's 1.0L FluxRing cooking cup with insulating cozy makes boiling water for coffee—and keeping it warm—a breeze. Start brewing instantly with the new turn-and-click igniter and verify that the water's ready with the thermochromatic heat indicator. Whether it’s your first cup of the day or a boost after a long adventure, Flash Java 1.0L boils in seconds so you can fuel up faster.
- New turn-and-click ignition, just like your home stove
- New colored grip zone provides easy and intuitive handling
- New cozy design for the 2025 Flash Java 1.0L
- Improved pot to burner connection with three locking points and visual indicators
- Boil water in a lightning-fast 120 seconds to enjoy your morning cup of coffee or dehydrated meals with less waiting
- Everything packs neatly into the cooking cup, saving pack space and keeping your gear organized
| Color | Topo |
| Weight | 13.904 oz | 394 g |
| * | System weight excludes fuel stabilizer |
| Power | 5300 BTU/h / 1.5 kW |
| Volume | 1 Liter Tall |
| Cooking Type | Fast Boil |
| Fuel Regulator | No |
| Group Size | 1-2 People |
| Boil Time | 120sec per .5 liter (avg. over life of JetPower can) |
| Water Boiled | 10 liters per 100g JetPower Can |
| Ignition Type | Rotary |
| Product Type | System |
| Dimensions (Packed) | 4.25 in x 7.5 in | 10.8 cm x 19.05 cm |
| Fuel Type | JetPower |
| Burners | 1 |
| Activity | Backpacking, Hunt Camp, Camping, Climbing, Cycling, Fishing, Motorcycle Touring, Paddling |
| Stabilizer Weight | 0.9 oz | 27 g |
| UPC | 0850019774702 |
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WHY YOU'LL LOVE IT
COFFEE IN SECONDS
You'll spend less time waiting and more time enjoying hot meals and beverages on your adventure.
EASY-TO-USE
Remove the guesswork with an intuitive turn-and-click igniter and a color-change heat indicator to let you know when it's boiling.
COMPACT & PACKABLE
Quick to set up, quick to pack up. Jetboil systems nest into the cooking pot, making storage and transport a breeze.
ULTRA EFFICIENT
Boil water faster and burn less fuel thanks to the patented Jetboil FluxRing heat exchanger.
Jetboil Flash 1.0L - What's New?
NEW! Jetboil Flash Java 1.0L Product Walkthrough
