It's not weightless, but the Questar feels pretty darn close.

• The cold-weather winter sleeping bag in Therm-a-Rest’s top-rated and award-winning Questar line of warm and packable down backpacking bags
• 650 fill Nikwax Hydrophobic Down absorbs 90% less water and dries 3 times faster without using dangerous PFCs
• With Additional Room for Multiple positions (W.A.R.M.) fit means it allows for various natural sleep positions while maintaining thermal efficiency
• SynergyLink Connectors integrate the bag with a pad for optimal efficiency and comfort; zoned Insulation maximizes warmth and saves weight
• Storage sack and compression sack included

**CHOOSE SIZE**  (Dimensions in photo gallery)