Big Agnes Zirkel SL 20° Sleeping Bag

When every gram matters and every degree counts, your shelter for the night needs to perform without compromise. The Big Agnes Zirkel SL 20° Sleeping Bag redefines what it means to be truly lightweight and warm, vanishing into your pack during demanding days on the trail, only to unfurl into a haven of restorative sleep each evening. Crafted with incredibly high-fill power, RDS certified down, this bag delivers an exceptional warmth-to-weight ratio, ensuring you remain comfortable as temperatures dip to freezing and beyond, whether you’re pushing past treeline or settling into a crisp desert night. Its minimalist yet intelligently engineered shape maximizes thermal efficiency while offering just enough room for natural movement, and the super-supple, featherlight shell fabric feels barely there against the skin, allowing for total relaxation after long miles. This is the ultimate companion for those who chase distant horizons and demand peak performance from every piece of gear. 
 
PRODUCT CONDITION
 
This UnNew Big Agnes Zirkel SL 20° Sleeping Bag is in Good condition. 
 
Products in Good condition have been well loved, but still have life left in them. Signs of wear may include pilling, snags, lint, animal hair, dried dirt, minor but noticeable staining, and other cosmetic imperfections. Small tears or holes may be present, but will not affect the functionality of the item. 
 
With this item, the following damages were observed:

-Older age model from 2007

-A few snags

-A few loose threads

 
With this item, the following damages were observed: 



TECH SPECS

• Brand: Big Agnes
• Shape: Mummy
• Materials: Pertex Nylon
• Insulation: 850 Downtek
• Integrated pillow pocket
• Temperature Rating 20°