A premium backpacking bag for wet conditions, this 3-season mummy bag features REI's double-protection design, which uses both water-repellent down and waterproof/breathable fabric panels. FILL. 700-fill duck down. WEIGHT. Long - Left Zip: 1 lb. 15 oz. Regular - Left Zip: 1 lb. 13 oz. COMPRESSED VOLUME. Long - Left Zip: 6.0 liters. Regular - Left Zip: 5.2 liters. TEMPERATURE RATING (F). 19 degrees (F)

• With a European Norm (EN) lower-limit rating of 19°F, this bag is suitable for 3-season use
• REI double-protection design combines a polymer-coated down fill with waterproof/breathable fabric at the hood, sides and footbox, the areas likely to touch a damp tent wall
• Water-repellent 700-fill-power duck down offers superior loft and warmth
• Ripstop nylon shell also features a durable water repellent finish to further protect the down fill
• Performance fit keeps weight low and thermal efficiency high; regular weighs just 1 lb., 13 oz.
• REI in-the-round design puts vertical baffles in side walls to wrap you in warmth and create a better fit than bags that use only horizontal baffles
• Contoured hood, insulated face muffler and full-length draft tube all work to keep warmth in
• Differentiated hood and neck drawcords simplify adjustments
• Most REI backpacking bags can be zipped to other REI backpacking bags; women's bags zip on the right, unisex on the left
• The REI Igneo Sleeping Bag includes a nylon stuff sack and a large cotton storage bag