Therm-A-Rest Hyperion 20 UL Down Sleeping Bag

£470.00

Size

Free Delivery: Available on all orders over £50.

Next-Day Delivery: Available for orders placed before 3 PM with DPD (additional charges apply).

Free DPD Upgrade: Orders over £250 qualify for a complimentary DPD upgrade.

Secure Checkout: Includes theft protection for added peace of mind.

Refunds & Exchanges: Contact us within 30 days for hassle-free returns or exchanges.


 

Weighing only 550g, challenge the cold and rest easy while moving through the mountains with the Therm-A-Rest Hyperion 20 UL Sleeping Bag. 

Built to provide a featherlight pack weight and high-performance warmth, the Therm-A-Rest Hyperion 20 UL Sleeping Bag 20F/-6C is among the lightest in its class without sacrificing an ounce of performance. The Therm-A-Rest Hyperion 20 UL Sleeping 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 high performance features, the Hyperion keeps your pack light, giving you the freedom to move quickly in the backcountry. Storage sack and compression stuff sack included

  • Ultralight:

    One of the lightest pieces in its class, the Therm-A-Rest Hyperion 20 UL Sleeping Bag 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.

  • Unrivaled Packability:

    Lightweight materials and precise design allow for a smaller packed size than ever before.

  • Box Baffled Construction:

    Uses mesh walls to maximise loft and minimise cold spots in key areas.

  • Comfort Fit:

    Ergonomic shape and longer zipper provide a more human-friendly fit than other ultralight bags.

  • SynergyLink™ Connectors:

    Integrate the bag with a mattress for optimal efficiency and comfort; removable for versatility.

  • Zoned Insulation:

    Maximises warmth and saves weight by intentionally placing fill where you need it most, 70% on the top and sides with 30% on the back.

  • Responsible Down Standard Certified:

    Certification that ensures that the waterfowl in the down supply chain are treated humanely.

  • Specifications

    Small
    Weight - 550g

    Width - 70cm

    Length - 185cm

    Fits - 168cm

    Girth, Shoulder - 140cm

    Girth, Hip - 123cm

    Girth, Foot Box - 102cm

    Packed Dimensions - 15cm x 20cm

    EN Comfort - 0 C

    EN Limit - -6 C

    EN Extreme - -23 C

    Fill - 900 Fill Goose Nikwax Hydrophobic Down RDS

    Shell Fabric - 10D Nylon RipStop with DWR

    Zip side - Left

    Regular
    Weight - 580g

    Width - 72cm

    Length - 203cm

    Fits - 183cm

    Girth, Shoulder - 145cm

    Girth, Hip - 126cm

    Girth, Foot Box - 109cm

    Packed Dimensions - 15cm x 20cm

    EN Comfort - 0 C

    EN Limit - -6 C

    EN Extreme - -23 C

    Fill - 900 Fill Goose Nikwax Hydrophobic Down RDS

    Shell Fabric - 10D Nylon RipStop with DWR

    Zip side - Left

  • Weight

    550 g

  • Fill Power

    900

  • Season Rating

    3-Season

  • Comfort Limit

    -6°C

Valley and Peak Promise

"The Valley and Peak promise is built on three pillars: thoughtfully curated gear, exceptional customer service, and a genuine love for the outdoors. As an independent, family-run business, we carefully select products from a wide variety of cottage gear brands and trusted names, ensuring that each item is rigorously tested and loved by our team. Our customer service is a cornerstone of our brand, offering personalised support to help you choose and care for your gear with confidence"

Jim De'Ath, Managing Director