Riff™ is NEMO’s top-of-the-line backcountry-oriented Spoon™ shaped sleeping bag. This pinnacle performance 3-season 800FP down bag offers a more athletic cut, designed for side sleepers who prefer space-saving packability and shaving critical ounces for long hours on the trail. This popular bag is loaded with features, including Thermo Gills™ that help regulate temperature during the night, Blanket Fold™ that provides tucked-in comfort, and a waterproof/breathable footbox to withstand tent condensation.