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THERMAREST Saros™ 0F/-18C Sleeping Bag

  • Brand: Thermarest
  • Model Code: 13167
  • Availability: 10

When the weather gets frigid and the forecast looks damp, the Saros 0F/-18C is equipped to keep you resting better. The Saros uses our eraLoft™ synthetic insulation, which is quick-drying and weather resistant, making it ideal for backpacking and mountaineering in wet weather from spring to fall. The fit of the bag has been perfected in our onsite cold chamber to create our W.A.R.M. fit that allows room for multiple sleep positions without compromising thermal efficiency. Our SynergyLink™ Connectors also integrate the Saros with your pad to ensure superior comfort with efficient warmth and the freedom to move as you like for the best night's rest possible. The Saros is offered in three sizes and designed to fit both men and women. Compression sack and storage sack included.

  • Fill material – eraLoft Polyester Hollow Fiber
  • Shell fabric – 20D Polyester w/ DWR
  • Lining fabric – 20D Polyester Taffeta


  Small Regular Long
Width 29 in 31.5 in 33 in
Length 73 in 80 in 85 in
Girth, Shoulder 58 in 63 in 66 in
Girth, Hip 58 in 61 in 64 in
Girth, Foot box 44 in 46 in 51 in
Packed dimension 11 x 12 in 11 x 12 in 11 x 12 in


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