Columbia Grinder II Sleeping Bag

Features and Benefits Bag Type: Mummy--Contoured design decreases the amount of space around your body, leaving less space to be warmed by body heat, creating a warmer, more efficient bag. Shell: Polyester Taffeta--A lightweight fabric that offers easy care and durability. Fill Fibers/Insulation: ThermalC(tm)-- Construction: Offset Quilt--Helps to eliminate cold spots for consistant warmth. Draft Tube--A filled baffle that is sewn next to the zipper to prevent heat loss through the coils of the zipper. Key Specs Fill Weight: 32 Ounces Bag Size: Men's Regular Bag Length: 90 Inches Bag Width: 36 Inches Comfort Rating: 20 Degrees Storage Method: Stuff Sack