Ultralight Flash Pants deliver packable 850-fill down warmth for cold camps and alpine nights
What Our Gearhead® Experts Are Saying:
"I pack these anytime weight and warmth both matter. They disappear in the pack, but once the temps drop at camp or in the tent, they make a massive difference. I like how easily they layer under a shell pant for winter trips without adding bulk."
When the sun drops behind the ridge and the cold settles in, the Flash Pants are the layer we reach for to stay comfortable without overloading the pack. Designed by Western Mountaineering for cold weather camping and alpine missions, these down pants deliver serious warmth in a barely-there package, making them ideal for winter backpacking, shoulder-season overnights, and high-altitude camps where every ounce counts.
Insulated with 850+ fill power goose down, the Flash Pants trap heat efficiently while compressing small enough to stash until they’re needed. A wind-resistant ripstop nylon shell blocks drafts, while thoughtful details like a reinforced seat, adjustable waist belt, and elastic ankle closures make them practical for everything from melting snow at camp to settling into a cold-weather sleep system.
Details
- Ultralight down pants crank up the heat when out in the freezing temperatures
- Wind-resistant, water-repellent nylon ripstop for strength and packability
- Reinforced seat fabric for durability around camp
- Warm down comforts after a cold day of alpine quests
- Compresses down to half the size of a standard water bottle
- Adjustable waist belt dials in the fit and elastic ankle cuffs seal out drafts
- Item #WES0058
This item is made with PFAS chemicals and cannot be shipped to some states. View Shipping Policy
- Material
- 12D nylon ripstop, water-resistant coating
- Insulation
- 850+-fill goose down
- Fill Weight
- 2oz (57g)
- Fit
- regular
- Inseam
- [medium] 29in
- Pockets
- none
- Waist
- adjustable belt
- Claimed Weight
- 6.3oz
- Activity
- mountaineering, winter camping
- Manufacturer Warranty
- lifetime