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  • EraLoft™ synthetic insulation from Therm-a-Rest is lightweight, warm and hydrophobic
  • Based on thermal mapping, bag uses zoned insulation to provide consistent warmth and reduce weight
  • Fill is concentrated in the top for greatest insulation and used sparingly on edges and bottom where it's less effective; air pad required to complete system(sold separately)
  • Bag is designed with extra space in torso to allow natural movement without restriction; bag tapers at head and foot for thermal efficiency, keeping head and feet warm
  • Polyester fabric creates a smooth yet durable shell; polyester lining breathes for comfort and feels great against skin
  • Full baffle draft collar drapes comfortably over neck and shoulders, sealing out cold air
  • Bag features an adjustable, sculpted hood, snag-free zipper and a stash pocket
  • Therm-a-Rest Saros sleeping bag includes a stuff sack and storage bag
  • Accommodating an air mattress up to 25 in. wide, bottom of sleeping bag features 2 stretch connectors that create a secure link to the pad, eliminating sliding and twisting
  • Air mattress sold separately


View all Therm-a-Rest Men's Sleeping Bags

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Best Use Backpacking
EN Lower Limit 23 degrees Fahrenheit
EN Comfort 33 degrees Fahrenheit
Temperature Rating (F) 23 degrees Fahrenheit
Temperature Rating (C) -5 degrees Celsius
Weight 3 lbs. 3 oz. / 2 lbs. 15 oz.
Shell Polyester
Insulation Type Synthetic
Fill Polyester fibers
Fill Weight Unavailable
Lining Polyester
Sleeping Bag Shape Mummy
Fits Up To (in.) 78 / 72 inches
Shoulder Girth (in.) 64 / 62 inches
Hip Girth (in.) 60 / 58 inches
Stuff Sack Size 8 x 18
Stuff Sack Volume 15 liter
Gender Unisex
Weight - Metric 1.34 / 1.46 kilograms
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