Highlights
Best Use: Ultralight Backpacking
Performance: 2 Season
Weight: 15.2oz | 584g
Compressed Volume: 4.7L
Comfort Temp Rating: 30°F | -1°C
Zipper Coupling: Half-Zipper, cannot be zipped to another sleeping bag.
About The Product
Built for women who want minimal weight but maximum comfort in their adventures, the Women's Spark lineup demonstrates Sea to Summit's 100% commitment to building a sleeping bag that's made perfect for you. Women's specific shape and body mapping result in warmth and comfort without the weight. RDS-certified 850+ fillpower goose down treated with a non-PFAS Ultra-Dry Down treatment provides superior insulation, while a technical hood and zipper draft tube prevent precious warmth from escaping. A super-breathable 10D liner fabric rounds off the comfort profile, and a 10D shell with a non-PFAS DWR combined with a highly water repellent hood and footbox fabric keep moisture out Couples can zip the full-length zipper Women's Spark to an equivalent Unisex Spark for extra comfort and thermal efficiency.
Product Features
Shipping & Returns
We use climate-neutral shipping:
DHL GoGreen for orders to Germany, Austria, France, Italy and Czech Republic and
GLS Klima Protect for orders to Belgium, Denmark, the Netherlands, Luxembourg, Sweden, Switzerand and Norway.
All orders are usually shipped within 48 hours.
Delivery time can take up to 3 working days Germany-wide, 4 working days for orders to AT, BE, CZ, DK, FR, IT, LU, NL & SE and 6 working days for orders to CH & NO and depends on the shipping service provider.
Shipping cost:
- Germany: For orders with a value below 100€ we charge a shipping fee of 4,95€. We do not charge shipping fees for orders with a value over 100€.
- France, Italy, Austria, Belgium & Netherlands: For orders with a value below 100€ we charge a shipping fee of 9,99€. We do not charge shipping fees for orders with a value over 100€.
- Luxembourg: We charge a shipping fee of 9,99€ for all orders.
- Czech Republic: We charge a shipping fee of 14,99€ for all orders.
- Denmark: We charge a shipping fee of 75 DKK for all orders.
- Norway: We charge a shipping fee of 599 NOK for all orders.
- Sweden: We charge a shipping fee of 235 SEK for all orders.
- Switzerland: We charge a shipping fee of 29 CHF for all orders.
All orders can be returned within 14 days of purchase. However, for the sake of the environment, please make sure to keep returns as low as possible.
Find Locally
Spark Womens Down Sleeping Bag -1°C / Regular
Built for women who want minimal weight but maximum comfort in their adventures, the Women's Spark lineup demonstrates Sea to Summit's 100% commitment to building a sleeping bag that's made perfect for you. Women's specific shape and body mapping result in warmth and comfort without the weight. RDS-certified 850+ fillpower goose down treated with a non-PFAS Ultra-Dry Down treatment provides superior insulation, while a technical hood and zipper draft tube prevent precious warmth from escaping. A super-breathable 10D liner fabric rounds off the comfort profile, and a 10D shell with a non-PFAS DWR combined with a highly water repellent hood and footbox fabric keep moisture out Couples can zip the full-length zipper Women's Spark to an equivalent Unisex Spark for extra comfort and thermal efficiency.
Technical Features
850+ Loft Ultra-Dry Down
Quiltlock System
Responsible Down Standard (RDS)
Engineered for Women
Tech specs
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Best UseUltralight Backpacking
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Comes With40D recycled, bluesign APPROVED nylon compression bag
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InsulationRDS certified, 850+ non-PFAS Ultra-Dry Down
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Material(s)Shell: 100% 100% bluesign APPROVED RCS-recycled nylon Lining: 100% 100% bluesign APPROVED RCS-recycled nylon Down fill: 90/10 Goose Down Stuff Sack: 100% nylon - excluding trims
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ShapeWomen’s-specific mummy
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Zip OptionsYKK #5 zipper with snag free zipper plow (half-length for 7°C & -1°C; full-length for -9°C)
| 7°C Regular | 7°C Long | -1°C Regular | -1°C Long | -9°C Regular | -9°C Long | |
|---|---|---|---|---|---|---|
| Weight | 13.5oz 382g | 15.2oz 432g | 1lb 4.6oz 584g | 1lb 6.5oz 639g | 2lbs 0.8oz 930g | 2lbs 4.2oz 1027g |
| Fill Weight | 7.1 oz 200 g | 8.1 oz 230 g | 13.2 oz 375 g | 15.2 oz 430 g | 24.2 oz 685 g | 27.5 oz 780 g |
| Compressed Volume | 2.9 L2.9 L | 3 L3 L | 4.7 L4.7 L | 5.7 L5.7 L | 8 L8 L | 10 L10 L |
| Compression Sack | 3 L3 L | 3 L3 L | 5 L5 L | 8 L8 L | 13 L13 L | 13 L13 L |
| Temperature Rating (ISO Lower Limit) | 39°F 4°C | 39°F 4°C | 19°F -7°C | 19°F -7°C | 5°F -15°C | 5°F -15°C |
| Women's Temp Rating (ISO Comfort) | 45°F 7°C | 45°F 7°C | 30°F -1°C | 30°F -1°C | 15°F -9°C | 15°F -9°C |
| Fits Up To Height | 5 ft 7 in 170 cm | 6 ft 1 in 185 cm | 5 ft 7 in 170 cm | 6 ft 1 in 185 cm | 5 ft 7 in 170 cm | 6 ft 1 in 185 cm |
Frequently Asked questions
Can two Sparks be zipped together?
Can I open a Spark flat for use as a quilt?
What does 'women's specific' mean?
Shipping & Returns
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Sleeping Bag ISO Temperature Ratings Explained

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