CAMP ED 400 Plus sleeping bag is superlight and quickly packable. Features bigger dimensions than the ED Line for extra comfort. Araneum fabric on the exterior and polyester on the interior combine with high-quality down for super insulation. Features a superb combination of warmth, weight and packability. The ED Plus line features the same top-quality construction and materials as the hyperlight ED line, but with bigger dimensions for extra comfort. The Araneum fabric shell interacts with premium grade white goose down for warm, dry insulation. These bags are true energy savers for fast packers who really need maximum performance and comfort with minimal weight and size. CAMP ED 400 Plus sleeping bag