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Altair Winter Down Sleeping bag

Lightweight Four-Season Down Sleeping Bag. Learn more.

$589.95 - $639.95
Free shipping on all orders over $99 in the lower 48
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  • Midnight

 
AVAILABILITY: Out of stock
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Description
Tech Specs
Videos
FAQs & Documents
Warranty & Repairs
From an overnight snowshoe to a multi-day ski tour, the Altair winter sleeping bag features Nixwax® Hydrophobic Down and a reflective ThermaCapture lining to reliably keep you warm in the coldest months of the year. And when the temps are this low, you’ll really appreciate how the SynergyLink System keeps you and your mattress under the warmth of the bag to maintain the precious warmth you need to sleep well. It also provides you the freedom to move however you like throughout the night, allowing you to wake fresh for the day ahead.
  • Zoned Insulation (Box-baffled 750+ fill Hydrophobic Down w/ sewn-through insulated bottom)
  • Reflective ThermaCapture lining for added warmth without excess weight or bulk.
  • SynergyLink Connectors integrate your mattress for optimal comfort and efficiency
  • Heat trapping draft collar and full-length zipper draft tube
  • Differential cut maximizes loft.
  • Snag-free zipper
  • Cinchable hood
  • External zip pocket
  • Stuffsack and storage sack included

    Altair is the twelfth brightest star in the night sky, and is used in celestial navigation.

    "
Regular Long
Fill material
Archived Product No No

Therm-a-Rest® Sleeping Bags

Limited Lifetime Warranty

Every piece of Therm-a-Rest gear is designed to endure the rigors of your time in the backcountry. We offer a Limited Lifetime Warranty on all products, except electronic devices, which have a 2-year Limited Warranty.

Better Sleep Guarantee

All Therm-a-Rest sleeping bags and quilts are also covered by our Better Sleep Guarantee. When you wake up on a Therm-a-Rest sleeping bag or quilt, we're confident you'll wake up feeling better than ever. If you are not completely satisfied, return it within three months with the original receipt of purchase and we will give you a full refund- no questions asked.

To get your gear repaired, start a warranty claim or to learn more, visit thermarest.com/warranty for more info.

warantee image
Description
From an overnight snowshoe to a multi-day ski tour, the Altair winter sleeping bag features Nixwax® Hydrophobic Down and a reflective ThermaCapture lining to reliably keep you warm in the coldest months of the year. And when the temps are this low, you’ll really appreciate how the SynergyLink System keeps you and your mattress under the warmth of the bag to maintain the precious warmth you need to sleep well. It also provides you the freedom to move however you like throughout the night, allowing you to wake fresh for the day ahead.
  • Zoned Insulation (Box-baffled 750+ fill Hydrophobic Down w/ sewn-through insulated bottom)
  • Reflective ThermaCapture lining for added warmth without excess weight or bulk.
  • SynergyLink Connectors integrate your mattress for optimal comfort and efficiency
  • Heat trapping draft collar and full-length zipper draft tube
  • Differential cut maximizes loft.
  • Snag-free zipper
  • Cinchable hood
  • External zip pocket
  • Stuffsack and storage sack included

    Altair is the twelfth brightest star in the night sky, and is used in celestial navigation.

    "
Tech Specs
Regular Long
Fill material
Archived Product No No
Videos

Therm-a-Rest® Sleeping Bags

FAQs & Documents
Warranty & Repairs

Returns & Warranty Info

Limited Lifetime Warranty

Every piece of Therm-a-Rest gear is designed to endure the rigors of your time in the backcountry. We offer a Limited Lifetime Warranty on all products, except electronic devices, which have a 2-year Limited Warranty.

Better Sleep Guarantee

All Therm-a-Rest sleeping bags and quilts are also covered by our Better Sleep Guarantee. When you wake up on a Therm-a-Rest sleeping bag or quilt, we're confident you'll wake up feeling better than ever. If you are not completely satisfied, return it within three months with the original receipt of purchase and we will give you a full refund- no questions asked.

To get your gear repaired, start a warranty claim or to learn more, visit thermarest.com/warranty for more info.

warantee image
size chart