Sea To Summit Women's Spark Down 45F , Long, Pewter 23S2SASPRK

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 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 Design: Shaped to fit the way a woman sleeps and engineered to retain warmth where female sleepers need it most, the ultralight 2024 Women's Spark offers serious upgrades in comfort and performance Uses a full-box baffle construction to accommodate extra down and reduce cold spots Expedition mummy bag sizing provides extra space for layered clothing or extra wiggle room Vertical baffles in the chest optimize the position of down to prevent it from moving during use Full side zipper with 2 sliders provides easy access and extra ventilation options Women's specific fit: narrower at the shoulders (for reduced weight) and wider between the hips and knees to allow for a natural, side-sleeping position Zipper draft tube, hood, and front neck draft collar all prevent warmth being lost when needed most Ultralight, breathable 10D nylon liner and a 10D shell with non-PFAS DWR provide comfort and shed moisture. Hood and footbox have a highly water resistant, breathable fabric for extra moisture protection Baffle construction specific for each use: Sewn through for lighter weight (7°C|45°F), Hybrid box baffles in torso/sewn through in leg area (-1°C|30°F) or full box baffles for maximum warmth (-9°C|15°F) Technical hood and anatomically-shaped footbox provide excellent warmth retention without the claustrophobic feel of some ultralight bags Contoured mummy shape for comfort and efficient insulation YKK #5 zippers with zipper plough provide reliable, snag-free operation Technology: RDS-certified, 850+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance Additional Details: Recommended Max User Height: 6’