The Sea To Summit Trek Women's -9°C/15°F sleeping bag is specifically designed for women, providing an optimal sleeping experience during your outdoor adventures. This model boasts a down fill, renowned for its exceptional lightness and ability to retain heat, even in extreme conditions. This sleeping bag incorporates a lining made of recycled polyester, highlighting Sea To Summit's commitment to sustainability and environmental protection. The semi-rectangular shape combines comfort and thermal efficiency, offering more space than mummy models while being warmer than a full rectangle model. The water-resistant Ultra Dry Down 650 technology ensures that the down remains dry and retains its performance even in damp conditions, thus enhancing your protection against the cold. The Free Flow zip allows adjustable ventilation, facilitating the regulation of the bag's internal temperature. Specifications of the Sea To Summit Trek Women's -9°C/15°F Sleeping Bag: Fill: DownWater-resistant Ultra Dry Down 650 treatmentLining: Recycled PolyesterShape: Semi-rectangularFree Flow ZipperComfort Temperature: -9°C / Limit Temperature: -16°C / Extreme Temperature: -35°C Sleeping bag Sea To Summit ---Trek Women's -9°C/15°F Navy Bleu Ocean