Transform every night under the stars into a moment of restorative comfort with a long women’s sleeping bag that’s ultra-lightweight and toasty warm, featuring RDS-certified 850+ fill-power goose down.

There’s something deeply satisfying about unrolling your sleeping bag after a long day on the trail, and the Sea To Summit 7°C Down Women’s Sleeping Bag is designed to make that moment just right. The long length is accommodating for campers up to 185cm in height, giving you room to stretch for that added element of luxury at a minimal weight. 

It feels feather-light in your hiking pack, yet doesn’t cut corners on what matters - warmth, fit and freedom. Thanks to a female-specific mummy shape and body mapping, the sleeping bag sits comfortably snug at your shoulders - also saving weight - while being more spacious at the hips and knees so you can shift and settle as you sleep.

The RDS-certified 850+ fill-power goose down provides a superior warmth-to-weight ratio. It’s treated with non-PFAS Ultra-Dry Down - a hydrophobic treatment that resists moisture absorption and is faster drying than many alternatives. In your women’s sleeping bag, additional down is strategically placed in the torso and footbox to help retain heat in these key zones. 

The breathable 10D nylon liner and 10D shell fabrics are ultra-lightweight yet tough to stand up to condensation on a tent wall. The outer shell includes a water repellent hood and footbox, with PFAS-free DWR to help guard against moisture.

The technical hood provides additional cold weather coverage when the temperature drops, and a reliable zipper draft tube ensures precious heat stays where it belongs - around your body, not leaking out into the night. The smooth-running YKK #5 zippers provide easy access without fuss. 

Whether you’re setting up under the stars, waking to a crisp dawn, or simply looking forward to the next day’s trail, this women’s sleeping bag was designed for you - wrapping you in effective thermal performance and a tailored fit. 

Key Features: 

  • Women’s Temperature Rating (ISO Comfort) : 7°C | 45°F
  • Temperature Rating (ISO Lower Limit) : 4°C | 39°F 
  • Ultralight Materials, Adventure-Ready Comfort: Easy to carry in your pack during day hikes, and cocoon up at night in luxurious comfort. 
  • Female-specific Fit: Body mapped for the female anatomy with narrower shoulders and extra width through the hips and knees - allowing side sleepers to get into a natural, comfortable position. 
  • RDS-certified 850+ Fill-power Goose Down: Toasty warm insulation, complete with non-PFAS Ultra-Dry Down treatment.
  • Certified To The Responsible Down Standard (RDS): Ethically sourced and responsibly produced.
  • Breathable 10D Nylon Liner: Ultra-light, ultra-soft fabric that keeps you comfortable without unnecessary bulk.
  • Water Repellent Technical Hood And Contoured Footbox: Achieved with a 10D shell fabric, featuring PFAS-free DWR - giving you extra protection and confidence-inspiring coverage.
  • Zipper Draft Tube: Thoughtful detail to help prevent the warmth from sneaking out. 
  • YKK #5 Zippers: Smooth, reliable operation from anti-snag zippers - designed for durability in the outdoors.
  • QuiltLock System: Shoulder and foot end feature snap locks to secure your sleeping bag to your Sea To Summit quilt (not included) to upgrade your sleep system effortlessly and harmoniously.
  • Includes Compression Bag : Made of 40D recycled, bluesign approved nylon for compact carrying. 

 

Brand : Sea To Summit

Model # : ASL041071-351702

Barcode : 9327868150564 (CD)

Gender : Womens

Shape : Mummy

Lower Temperature Limit (degrees Celsius) : -5 to -9

Women’s Temperature Rating (ISO Comfort) : 7°C | 45°F

Temperature Rating (ISO Lower Limit) : 4°C | 39°F

Weight : 432g | 15.2oz

Fill Weight : 230g | 8.1oz

Compressed Volume : 3L

Compression Sack Size : 3L

Recommended User Height : 185cm | 6 ft 1 in

Shipping Options

Free shipping on orders over $100 to Australia & NZ*
Shipping on small orders (under $100) only $9.95
Express shipping to Australia & NZ only $15

Standard Shipping (AU/NZ) – FREE on orders over $100 and $9.95 on orders under $100. Orders are dispatched within 1 business day. Click here for shipping delivery times

Select ‘Standard Shipping – Auspost Only’ if you would prefer your parcel is sent with Auspost. Otherwise it will be shipped with any of our available carriers. Auspost Only shipping is not available on some very heavy/bulky orders.

Express Shipping (AU/NZ) – Need it faster? Express Shipping is available for $15. Express Shipping is not available on heavy/bulky orders. Orders placed before midday on business days are usually dispatched same day (otherwise within 1 business day). Delivery times in the table below.

Click and Collect – Shop online and collect in our Milton, Brisbane store, free for all orders. Orders are usually ready within 2 hours (during opening hours). Click here for address and opening hours.

Terms and conditions apply, click here for a full overview of our shipping policies

Manufacturing defects covered, replaced or repaired if soon after purchase.

Returns and Warranties at a Glance:

  • If you have selected the wrong product/size for you, or want to exchange/return for any reason except for warranty or our error, this is referred to as a 'change of mind' return.
  • Not all products are eligible for change of mind returns (click here for excluded products). Final Clearance products are not eligible for change of mind returns.
  • Once you submit a Return Request, we will provide return instructions via email (along with a prepaid return label if applicable). Please wait to receive this before returning any items (Try 2 Anything excluded)
  • Change of mind returns can be resolved by your choice of exchange, full store credit, or a refund. Refunds are subject to a $19.95 admin fee.

For a full overview of our returns and warranty policies, see Returns and Warranties

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