Big Agnes Lost Ranger
Top Pick
Big Agnes
Big Agnes

Big Agnes Lost Ranger

Best comfortable and versatile sleeping bag for backpackers and campers.

This modular sleep system solves the age-old problem of sliding off your pad by integrating the bag and mattress into one cohesive unit. It offers impressive versatility, allowing you to adjust your setup based on the temperature, making it a true multi-season workhorse for backcountry comfort.

$399.95

In stock

at

Backcountry

Temperature Rating Fahrenheit 15
0
15
Sleeping Bag Shape Mummy, Semi-Rectangular

Who it's for

  • Campers seeking stable, comfortable sleep without pad migration.
  • Backpackers prioritizing lightweight gear for multi-day trips.
  • Sleepers who desire extra room and freedom of movement in their bag.

Who should skip it

  • Users with diverse sleeping pad collections or non-standard pads.
  • Budget-conscious campers seeking more affordable sleeping bag solutions.
  • Winter adventurers needing a bag for consistently harsh, very cold environments.

Performance breakdown

Thermal Versatility

Modular design adapts seamlessly across a wide range of seasonal temperatures.

Excellent

Moisture Management

DownTek insulation maintains loft and warmth even in damp, humid conditions.

Excellent

Sleep Stability

Integrated pad-securing system keeps the bag centered throughout the night.

Excellent

Weight-to-Warmth Ratio

Solid performance for a 15-degree bag, though not ultralight class.

Excellent

Heat Retention

Draft collars and mummy shaping effectively eliminate cold spots.

Excellent

Packability

Included compression sack helps, but 650-fill down takes up moderate space.

Good

Key Specs

Temperature Rating

15°F

Insulation

650-fill DownTek

Weight

2.75 lbs (Regular)

Max User Height

72 inches

Shell Material

20D recycled polyester ripstop

Lining Material

20D recycled polyester taffeta

Zipper Location

Full-length

Water Resistant

Yes

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Big Agnes Lost Ranger

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Backcountry
Backcountry

In stock

$400
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