- Rds-certified, 850+ fillpower goose down with a non-pfc ultra-dry down treatment for maximum thermal performance
- Ultralight, breathable 10d nylon liner and a 10d shell with pfc-free dwr keeps the hood and footbox highly water resistant
- Ykk #5 zippers with zipper plow provide reliable, snag-free operation
- Women's specific fit means more narrow at the shoulders (for reduced weight) and wider between the hips and knees to allow for a natural, side-sleeping position
- Technical hood and anatomically-shaped footbox provide excellent warmth retention without the claustrophobic feel of some ultralight bags
Tech Specs:
Bag weight: 382g
Compressed Volume: 2.9L
Compression Sack: 3L
Fill weight: 200g
Fits up to height: 170cm
Temperature rating (EN lower limit): 4C
Women's temp rating (EN comfort): 7C
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-PFC 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-PFC 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.