The Softie Elite Series has a number of extra features, mainly the EPS (Expanda Panel System). When the EPS is not needed, it is an extra thick zip baffle helping to keep out those unwanted drafts. When extra room is needed simply deploy the EPS and zip it together with the zipper of the main body. The EPS provides an additional 5 inches of extra space. The mid point of our range and a great all rounder, this Elite sleeping bag provides you with the warmth and pack size you need to keep traveling fast and light whilst keeping a careful eye on the weight. Equipped with our unique easy to deploy Expanda Panel System and its own sturdy compression stuff sack. A layer of our exclusive Reflectatherm metalized barrier helps to reflect heat back inside. Features: Expanda Panel System - Provides an additional 5 inches of extra space Compression stuff sack Draft Collar / Snugfit Hood Anti-Snag Two-Way Zipper / Zip Baffle Reinforced Foot Lining Hanging Dry Tabs Temp Range (Comfort / Low): 23AdegF / 14AdegF (-5AdegC / -10AdegC) Weight: 56oz (1600g) Dimensions: 87 x 30in + 5in EPS (220 x 75+12.5cm EPS) Pack Size: 9 x 10in (22 x 26cm)