When space and weight are at a premium (think biking trips, kayak treks, and epic backpacking), you want a super packable, stuffable sleeping bag that&';ll fit into sterns, bike panniers, and bags. You need the lightweight, PFC-free, mummy-style NanoWave 25 Sleeping Bag to keep you comfortable around 25AdegF. Synthetic SpiraFil High Loft Insulation will keep you warm even when things get wet. The full-length zipper provides easy ventilation. Two-way zippers plus a snagless draft tube prevent air from sneaking in and fabric from catching. Features: Spirafil High Loft Insulation for Maximum warmth and durability Lightweight, Highly Compressible Bag Ideal When Space and Weight are at Premium Full Length Locking YKK Two Way Zipper EN Tested Snagless Draft Tube "Feely" Draw Cords Blanket Construction Two Way Zipper Sliders Two Hang Loops Compression Stuff Sack Specifications: Bag Temperature Celcius: -4AdegC Bag Temperature Fahrenheit: 25AdegF Compressed Volume: 469ci >> 737 liters Tested Comfort: 38.1AdegF / 3.4AdegC Tested Limit: 28.6AdegF / -1.9AdegC Footbox Size: 42.1 in, 107 cm Hip Girth: 59.8 in, 152 cm Includes Compression Stuff Sack: YES Includes Storage Sack: NO Includes Stuff Sack: NO Insulation Type: Synthetic Lining Fabric: 50d 100% Polyester 1.3 oz/yd Pack Volume: 629 ci, 10.3 liters Shoulder Girth: 62 in, 158 cm Stuff Sack Size: 14.6 x 9.8 in, 37 x 25 cm Style Number: 38860 Product Weight: 2 lbs 13.9 oz,1,300.0 g Zipper Location: LZ