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THERMAREST Hyperion™ 20F/-6C Sleeping Bag

  • Brand: Thermarest
  • Model Code: 10723
  • Availability: 10

Built to provide a featherlight pack weight and high-performance warmth, the Hyperion 20F/-6C is among the lightest in its class without sacrificing an ounce of performance. The bag uses thermally-efficient box baffled construction in key areas to ensure warmth and comfort in an ultralight package. Designed with high-quality materials and Therm-a-Rest performance features, the Hyperion keeps your pack light, giving you the freedom to move quickly in the backcountry.

  • Fill material – 900 Fill Goose Nikwax Hydrophobic Down RDS
  • Shell fabric – 10D Nylon RipStop w/ DWR
  • Lining fabric – 10D Nylon RipStop 


  Regular Long
Width 28.5 in 29 in
Length 80 in 85 in
Girth, Shoulder 57 in 58 in
Girth, Hip 49.5 in 51 in
Girth, Foot box 43 in 46 in
Packed dimension 6 x 8 in 6 x 8 in


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