Therm-a-Rest Hyperion 20F/-6C Sleeping Bag - Long

Therm-a-Rest Hyperion 20F/-6C Sleeping Bag - Long

Therm-A-Rest

Therm-a-Rest Hyperion 20F/-6C Sleeping Bag - Long by Therm-A-Rest is a higher-value sleeping bag option for hikers comparing performance, pack trade-offs, and trip fit rather than just lowest price.

Key facts

  • Price: £437.75
  • Weight: 770g
  • Type: Sleeping Bags
  • Meal type: equipment
  • No cook

Best for

  • cold-weather camping
  • multi-day hiking trips
  • sleep systems where warmth matters more than shaving every gram

Things to know

  • Temperature rating matters more than marketing copy.
  • Heavier bags can still be the right choice when warmth is the limiting factor.
  • Best judged as part of a full sleep system, not in isolation.

Avoid if

  • you only camp in mild summer conditions

How it fits into a trip

Most useful when overnight recovery and cold-weather protection matter enough to justify the weight and cost.

About this product

The Therm-A-Rest Hyperion™ 20F/-6C Sleeping Bag is designed to provide high performance warmth in a featherlight pack weight.

Therm-A-Rest achieve this using their high quality materials and by using a thermally-efficient box baffled design and construction.

This gives the Hyperion 20F/-6C sleeping bag a comfort rating of 32F/0C and a transition range of 20F/-6C, whilst keeping your pack light and giving you more freedom on your adventures and expeditions.

Storage sack and compression stuff sack included.

Features: Winner of the 2019 BACKPACKER Editor's Choice Award.

Ultralight: One of the lightest pieces in its class, the Hyperion sets a new standard for high-performance outdoor equipment. 900-fill Nikwax Hydrophobic Down™ : Stays drier and maintains loft 60 times longer than untreated down.

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