Built for Bigger Adventures — More Room, Same Performance
The Big Agnes Anthracite 20° Synthetic Sleeping Bag in Wide Long is designed for campers and backpackers who want genuine comfort without compromise. With an extended shoulder girth of 191cm and hip girth of 175cm, this bag gives plus-size sleepers the space to move freely — no more feeling pinched or restricted through the night.
Whether you're heading out on a summer backpacking trip or setting up camp in the back garden with the kids, the Anthracite 20 delivers reliable warmth, packability, and a PFAS-free water-repellent finish that keeps you dry without harmful chemicals.
Why the Wide Long Works for You
Generous fit — 191cm shoulder girth and 175cm hip girth for unrestricted movement
Rated to a limit of 20°F / -7°C — dependable warmth for three-season camping
FireLine™ Pro Eco Recycled Synthetic Insulation — high-loft, multi-denier fibres that trap heat efficiently and stay warm even if damp
PFAS-free water-repellent shell and lining — recycled polyester ripstop that sheds moisture without harmful chemicals
Contoured hood — follows the shape of your head for a comfortable, draught-free seal
Oversized no-draft collar and zipper — keeps cold air out where it matters most
65" / 165cm YKK #5 anti-snag locking zipper — smooth, quick zip on the left side
Two-way zipper with Zipper Garage — ventilate easily without snagging
Low-profile cordlock — cinch or uncinch the hood with one hand
Interior liner loops — add a liner for extra warmth on colder nights (liner sold separately)
Exterior hang loops — for drying or long-term storage
Zip-together compatible — pairs with a Women's right-zip bag to share warmth
Stuff sack included
Specifications — Wide Long
Spec
Wide Long
Temperature Rating
20°F / -7°C
Total Weight
1.65 kg
Total Fill Weight
1.12 kg
Compressed Bag Size
28 × 24 cm
Stuff Sack Size
21L (23 × 51 cm)
Max User Height
198 cm (6'6")
Shoulder Girth
191 cm
Hip Girth
175 cm
Zipper Length
165 cm (65")
Zipper Side
Left
Recommended Pad Size
Any pad size or style; use higher insulation pads in colder conditions
Shell and lining are made from recycled polyester with a water-repellent coating that contains no intentionally added PFAS. The FireLine™ Pro Eco insulation uses recycled short-staple fibres for a soft feel, excellent compression, and reliable loft — good for the planet without sacrificing performance.
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