It’s harder to get where you're going if your gear is weighing you down. Embrace the harshest climates with the FIREFLY™ Men's Jacket. This lightweight jacket features a superb warmth-to-weight ratio and provides protection with continued insulation even when wet. So you can travel, trek and explore everything winter has to offer. If you’re looking for a lightweight and warm solution to a wet and cold problem, this jacket is for you.