Marmot Micron Sleeping Bag - Unisex\'s Stay warm and cozy on your summertime adventure in the Micron 40. This summer bag is filled with water-resistant 650-fill-power goose down and has the ability to zip open and convert to a flat blanket with its full-length wrap-around zipper. Lightweight and durable, this easy-to-pack bag has an internal stash pocket. Fit Chart: Unisex\'s Sleeping Bags Short - Fits Up To: 5 feet 6 inches /  167.64 cm Regular - Fits Up To: 6 feet 0 inches /  182.88 cm Long - Fits Up To: 6 feet 6 inches /  198.12 cm Features: Certified 650 Fill Power Down with Down Defender to Improve Water-Resistance in Wet Conditions Full Length, Wrap Around Zipper Provides Great Ventilation and Ability to Convert to Flat Blanket Internal Stash Pocket EN Tested Sewn-Through Baffles Two Hang Loops Stuff and Storage Sack Included Main materials - 20d 100% Nylon Mini Ripstop Bag temperature(°C) : 4° C Bag temperature(°F) : 40° F Insulation - 650 Fill Power Down with Down Defender Lining - 20d 100% Nylon Plain Weave Pack volume - 238.0ci » 3.9 liters Weight - 1lbs 6oz (620g) Long Version Specification - Pack volume - 256.3ci » 4.2 liters Weight - 1lbs 9.5oz (723g)