What Our Gearhead(R) Experts Are Saying:"The Disco sleeping bag nails the balance between comfort and packability. Its unique shape gives side-sleepers room to move, and the vents are a game-changer for regulating heat without letting cold air in."The Disco Sleeping Bag transforms the way backpackers experience rest in the wild. With its iconic Classic Spoon shape, this bag is a haven for side sleepers, offering extra space at the elbows and knees for unrestricted movement. The 650-fill-power RDS-certified down insulation keeps it lightweight and warm, while its hydrophobic treatment resists moisture. Thermo Gill vents allow for precise temperature regulation without exposing campers to chilly drafts, and the oversized Blanket Fold draft collar seals in warmth for a tucked-in, cozy feel. Constructed with fully recycled shell, lining, and waterproof foot box materials, the Disco is a luxurious and eco-friendly option for 30-degree adventures.