Designed for hikes where every gram counts, the Marmot Trestles Elite Eco 20 Long is a high-performance and durable sleeping bag made to accompany you on all your excursions. To create such a bag, Marmot based it on its best-selling bags to improve them while emphasizing the ecological aspect of the product. Thus, these bags include a recycled PFC-free Marmot Upcycle outer layer, lining, and padding. The synthetic insulation of this bag uses a blend of three fibers to provide maximum warmth, a soft touch, and maximum loft. All this ensures good insulation and a comfort temperature of around 0°C. In case the weather warms up, a secondary zipper at the feet allows for effective ventilation. A complete bag to accompany you on all your bivouacs, whether on the GR20, at altitude, or by the English Channel! A second "fold-down" zipper offers increased ventilation and easy access, while the main zipper's anti-snag slider reduces snags The anatomically 3D footbox improves insulation and increases space for your feet, offering more warmth and comfort "HL-ElixR" is a unique blend of 3 fibers providing maximum warmth, a soft feel, and significant loft Tested according to EN The combination of wave construction on top provides maximum loft and optimal warmth, while blanket construction ensures optimal warmth and superior comfort for the lower body 3D hood design External storage pocket Anti-snag insulation baffle Comfort temperature: 0.1°C Limit temperature: -5.8°C Extreme temperature: -23.2°C Marmot Women's Trestles Elite Eco 20 Long - Womens' sleeping bag | Hardloop