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Nemo

NEMO Forte Endless Promise 35deg Sleeping Bag

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Rated 35°f

For three-season sleeping bag use

Classic Spoon

Shape adds room at the

Updated Thermo

Gills use a multistage zipper

Filled 100%

100% post-consumer recycled Zerofiber PCR

Bluesign-approved Shell

Recycled liner and recycled polyester

$179.95
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SKU: WX2*0742853

Overview

Built for hunters and backcountry travelers who want a roomier sleep system, this bag uses NEMO’s Classic Spoon shape to give side sleepers extra space at the knees and shoulders. It is rated to 35°F and pairs synthetic Zerofiber PCR insulation with updated Thermo Gills, a Blanket Fold draft collar, and an integrated pillow pocket for added comfort in changing conditions. The mono-polymer construction and use of recycled, bluesign-approved materials reflect an emphasis on recyclability and reduced material complexity. It is a practical choice for trips where packability, comfort, and a more sustainable build all matter.

Why Hunters Choose the Nemo

Rated 35°f

For three-season camping and shoulder-season

Classic Spoon

Shape adds room at elbows,

Updated Thermo

Gills use a multistage zipper

Filled 100%

100% post-consumer recycled Zerofiber PCR

Bluesign-approved Shell

Recycled liner support the Endless

Key Features

  • Rated to 35°F for three-season sleeping bag use.
  • Classic Spoon shape adds room at the knees and shoulders.
  • Updated Thermo Gills use a multistage zipper system.
  • Filled with 100% post-consumer recycled Zerofiber PCR synthetic insulation.
  • Bluesign-approved shell with recycled liner and recycled polyester fabrics.
  • Mono-polymer construction is designed to be fully recyclable.

Best Used For

  • Hunters wanting a 35-degree bag for mild-weather backcountry overnights and shoulder-season trips.
  • Side sleepers who want extra room at the knees and shoulders without a cramped feel.
  • Users prioritizing recycled materials and a fully recyclable sleeping bag design.
  • Campers needing synthetic insulation that packs small and still provides warmth when wet.
  • Hunters who value a built-in pillow pocket and draft collar for organized camp comfort.

Specifications

Bluesign ApprovedYes
ConstructionMono-polymer construction
Draft CollarBlanket Fold draft collar
InsulationZerofiber PCR lightweight synthetic insulation
Insulation Content100% post-consumer recycled
Integrated Pillow PocketYes
Liner Material100% recycled polyester taffeta
Maintains LoftYes
Packs Down SmallYes
RecyclableFully recyclable
Room At Knees And ShouldersYes
ShapeClassic Spoon
Shell Material100% recycled polyester ripstop
Side Sleeper FriendlyYes
Temperature Rating35degF
Thermo GillsUpdated Thermo Gills with multistage zipper system
Warmth When WetYes

Pros

  • Rated to 35°F for three-season camping and shoulder-season use.
  • Classic Spoon shape adds room at elbows, knees, and shoulders.
  • Updated Thermo Gills use a multistage zipper system for adjustable comfort.
  • Filled with 100% post-consumer recycled Zerofiber PCR synthetic insulation.
  • Bluesign-approved shell and recycled liner support the Endless Promise design.
  • Mono-polymer construction is designed to make the bag fully recyclable.

Considerations & Trade-offs

  • Rated to 35°F, so it is positioned for cooler conditions rather than deep-cold use.
  • The Classic Spoon shape adds room at the elbows and knees, which improves comfort for side sleepers but may feel less compact than a more trim mummy-style bag.
  • The updated Thermo Gills and multistage zipper system add versatility, but they also introduce more features to manage than a simpler sleeping bag design.
  • Its mono-polymer, fully recyclable construction and recycled materials are a sustainability-focused trade-off that may matter more to some buyers than maximum simplicity.

Suggested Comparisons

  • Sleeping bags for side sleepers
  • Synthetic sleeping bags
  • 3-season sleeping bags
  • Backpacking sleeping bags

Suggested Accessories

  • Sleeping pad
  • Sleeping bag liner
  • Compression sack
  • Camping pillow

Frequently Asked Questions

What temperature is the NEMO Forte Endless Promise 35deg Sleeping Bag rated for?

It is rated to 35°F.

Is this sleeping bag designed for side sleepers?

Yes. The Classic Spoon shape is described as offering more room at the knees and shoulders for a less-constricted feel, which is specifically noted as helpful for side sleepers.

What materials are used in the Forte Endless Promise construction?

The bag uses a bluesign-approved shell, a recycled liner, and 100% post-consumer recycled Zerofiber PCR synthetic insulation. It is also described as having mono-polymer construction for full recyclability.

Does the bag have features for adjusting comfort in changing conditions?

Yes. The long description mentions updated Thermo Gills with a new multistage zipper system, along with a Blanket Fold draft collar.

Does it include a pillow pocket?

Yes. The product description lists an integrated pillow pocket.