Big Agnes Fly Creek UL 25°F/-4°C

The Big Agnes Fly Creek UL 25°F/-4°C is a premium, ultralight three-season down sleeping bag designed for those who seek comfort without the extra weight. Crafted with high-quality materials, this minimalist mummy sleeping bag is perfect for fastpacking, thru-hiking, or any overnight adventure. Its ergonomic design, including a streamlined hood and an insulated draft collar, ensures maximum thermal efficiency, making the down sleeping bag a backpacker's dream for three-season temperatures.

• Ultralight NetPlus nylon ripstop fabric is made from recycled fishing nets for durability and sustainability
• 850 fill Downtek PFC-Free insulation maintains warmth even when wet
• Big Agnes Signature Diamond Quilting reduces stitching, saving weight and enhancing loft
• Mummy fit design allows for quick heating and comfortable temperature maintenance
• Insulated zipper and draft collar enhance warmth retention and thermal efficiency
• Ergonomic footbox construction provides better fit and warmth for toes
• Includes a mesh sack for long-term storage and a smaller stuff sack for active use
• Minimalist hood with low-profile cordlock is made from renewable materials sourced from organic waste
• Ultralight half-length center zipper offers easy temperature regulation

Technical Features
Comfort: 2 °C
Limit: -4 °C
Fill Type: 850 Downtek PFC-Free
Total Fill Weight: 539 g (long), 482 g (regular)

Weight
Regular: 722 g
Long: 799 g

Dimensions
Pressed Bag Size (Regular): 20 x 24 cm
Pressed Bag Size (Long): 20 x 25 cm
Stuff Sack Size: 19 x 38 cm

Size and Fit
Shoulder Girth (Regular): 152 cm
Shoulder Girth (Long): 160 cm
Foot Girth (Regular): 91 cm
Foot Girth (Long): 99 cm

Materials
Shell/Lining: Ultralight recycled NetPlus 10D nylon ripstop with a water-repellent finish without intentionally added PFAS, fabric made from recycled fishing nets
Insulation: 850 fill Downtek PFC-Free maintains insulating value even while wet, using bluesign approved water-repellent chemistry without intentionally added PFAS