Spirafil High Loft Insulation for Maximum warmth and durabilityLightweight, Highly Compressible Bag Ideal When Space and Weight are at PremiumFull Length Locking YKK Two Way ZipperEN TestedSnagless Draft Tube"Feely" Draw CordsBlanket ConstructionTwo Way Zipper SlidersTwo Hang LoopsCompression Stuff Sack