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Built for big mountain expeditions and frigid conditions, the Ptarmigan is one of the lightest and warmest bags around. We combined the finest materials and our time tested design to bring you a bag that can handle the rigors of mountaineering use and provide a warm respite at the end of a long day.Â
We send more Ptarmigan sleeping bags to Denali than any other bag we make.
EX: Winter & Expedition. Pertex® Shield® fabric. 15 denier with 40 denier rip-stop reinforcement. Water-resistant/ breathable coating.
Details
- Mummy shape (average width) with #5 YKK two-way zipper with locking sliders
- Pertex Shield EX water-resistant/breathable shell with DWR
- Pertex 30 denier taffeta lining
- Permanent collar with EX facing to prevent breath condensation from entering the bag
- Side-block baffles maintain a 60:40 top to bottom insulation distribution
- 3D contoured hood wraps a layer of down around your head
- Generous draft tube prevents cold air from seeping past the zipper
- Large side walls ensure even insulation all around
- Overlapping dual-webbing zip guard guides the fabric away from the zipper
- Tuck-stitch construction hides the baffle threads and prevents moisture from wicking through to the inside
- Includes storage bag & stuff sack
Sizing
Mummy Sleeping Bags
The Feathered Friends Ptarmigan is built with our standard-width mummy shape – for most people, this will have enough space for a bit of extra gear without too much extra volume.
Regular Length
Fits up to 6′ 0″ | 183 cm
Long Length
Fits up to 6′ 6″ | 198 cm
Have questions on sizing? Feel free to Contact Us – We’re happy to help!
Additional Info
| Ideal Sleeper Height | Reg 6′ 0″ / 183 cm Long 6′ 6″ / 198 cm |
|---|---|
| Dimensions | 60″ shoulder / 56″ hip / 38″ footbox |
| Zipper | Left Side, YKK #5 |
| Shell | Pertex® Shield EX (waterproof, breathable) |
| Lining | Pertex® 30 denier nylon taffeta |
| Fill Power | 900+ Goose Down |
| Origin | Made in Seattle, USA of imported materials |
| Temp Rating | -25ºF / -31.67ºC |
|---|---|
| Fill Weight | Reg 2 lb 3.5 oz / 1006 g Long 2 lb 5.5 oz / 1063 g |
| Average Weight | Reg 3 lb 12.2 oz / 1708 g Long 3 lb 15.6 oz / 1803 g |
| Packed Size | 30L |
| Length | Regular, Long |
|---|---|
| Color | Black, Lava |
10 reviews for Feathered Friends Ptarmigan EX -25 Sleeping Bag
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Emily Carter –
The Feathered Friends Ptarmigan EX -25 Sleeping Bag is an absolute lifesaver for winter camping. The down insulation is top-notch, and I stayed warm even in sub-zero temperatures. Highly recommend!
Michael Thompson –
I’ve used many sleeping bags, but this one stands out. The craftsmanship is impeccable, and the weight-to-warmth ratio is perfect for serious mountaineering. Worth every penny.
Sarah Jennings –
This bag is incredibly warm and comfortable. The fit is just right, and the hood design keeps the cold out. A must-have for anyone venturing into extreme cold.
David Morales –
The Ptarmigan EX -25 exceeded my expectations. It’s lightweight for its warmth level, and the durable materials give me confidence it will last for years.
Jessica Lin –
I love how compact this sleeping bag packs down without compromising warmth. It’s perfect for backpacking in icy conditions. Feathered Friends nailed it!
Frank O’Connor –
Fantastic sleeping bag for extreme weather. The -25 rating is accurate, and the zipper design prevents cold spots. It’s a game-changer for winter expeditions.
Laura Simmons –
The quality of this bag is unmatched. The down is responsibly sourced, and the attention to detail is impressive. It’s an investment, but well worth it.
Brian Harper –
This sleeping bag is a beast in cold weather. I’ve never felt so warm and secure in such harsh conditions. It’s my go-to for winter adventures.
Amanda Lee –
The Ptarmigan EX -25 is light, warm, and durable. It’s perfect for backcountry trips where weight and warmth are critical. I’m extremely satisfied with this purchase.
Chris Wallace –
Feathered Friends continues to impress. This sleeping bag kept me toasty in -20°F weather, and the build quality is exceptional. A top-tier product for serious adventurers.