Western Mountaineering Puma GWS Sleeping Bag Specs:

• 6" Spacing/V-Block Side Baffle
• 64"/39" Shoulder/Foot Girth
• Full Down Collar
• Interlocking Gore Windstopper™ Draft Tubes
• 9" Loft, -25° F
• 37 oz. Down Fill
• 3 lbs. 12 oz. Total Weight
• 4 lbs. 1 oz. Overfill Weight 
• Overfill subtracts 8-10 degrees from original bag rating