Sleeping Bags | Mummy BagsNemoSold by Sportsmans Guide

Nemo

NEMO Disco Endless Promise 30deg Down Sleeping Bag

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

Classic Spoon

Silhouette designed for side-sleeping comfort

650 Fp

Hydrophobic, PFAS-free, RDS-certified down insulation

Body-mapped Design

Includes a new 3D footbox

Thermo Gill

Vents use a multistage zipper

Updated Blanket

Fold oversized draft collar helps

$269.95
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SKU: WX2*0742851

Overview

Built for side sleepers who want a more natural sleeping position, this bag combines a classic Spoon silhouette with body-mapped down insulation and a 3D footbox for added comfort. The updated Thermo Gill vents and oversized draft collar give you more control over warmth as conditions change, while the anti-snag zipper and reinforced hood and footbox add practical durability. It uses 650 fill power hydrophobic, PFAS-free, RDS-certified down and a shell made from 100% recycled polyester ripstop with C0 DWR. For hunters and backcountry travelers who value comfort and a lower-impact design, it also offers Endless Promise recyclability and the option to zip two bags together.

Why Hunters Choose the Nemo

Classic Spoon

Silhouette supports side-sleeping comfort in

650 Fp

Hydrophobic, PFAS-free, RDS-certified down provides

Body-mapped Design

A 3D footbox adds targeted

Thermo Gill

Vents and multistage zipper offer

Oversized Blanket

Fold draft collar helps manage

Key Features

  • Classic Spoon silhouette designed for side-sleeping comfort.
  • 650 FP hydrophobic, PFAS-free, RDS-certified down insulation.
  • Body-mapped design includes a new 3D footbox.
  • Thermo Gill vents use a multistage zipper system for adjustable comfort.
  • Updated Blanket Fold oversized draft collar helps manage drafts.
  • Endless Promise design uses 100% recyclable materials and a recycled polyester ripstop shell.

Best Used For

  • Side sleepers wanting a roomier mummy-style bag with a classic spoon silhouette.
  • Backcountry campers who want adjustable venting for changing overnight temperatures.
  • Hunters seeking a down sleeping bag with a body-mapped fit and 3D footbox.
  • Couples or partners planning to zip two compatible bags together for shared sleeping.
  • Buyers prioritizing recycled materials and an Endless Promise recyclable design.

Specifications

Draft CollarUpdated Blanket Fold oversized draft collar
FootboxNew 3D footbox
Footbox ReinforcementReinforced with recyclable material
HoodReinforced with recyclable material
Insulation650 FP hydrophobic, PFAS-free, RDS-certified down insulation
RecyclabilityEndless Promise 100% recyclability
Shell DwrC0 DWR
Shell Material100% recycled polyester ripstop
SilhouetteClassic Spoon silhouette
Sleeping Bag TypeDown Sleeping Bag
Temperature Rating30deg
VentsUpdated Thermo Gill vents
WaterproofingPFAS-free waterproofing
ZipperAnti-snag zipper
Zipper CompatibilityZip two Discos together to create a double sleeping bag

Pros

  • Classic Spoon silhouette supports side-sleeping comfort in a roomy shape.
  • 650 FP hydrophobic, PFAS-free, RDS-certified down provides premium insulation.
  • Body-mapped design with a 3D footbox adds targeted comfort.
  • Thermo Gill vents and multistage zipper offer adjustable temperature control.
  • Oversized Blanket Fold draft collar helps manage drafts.
  • Endless Promise design uses 100% recyclable materials and recycled polyester shell.

Considerations & Trade-offs

  • The 30° rating and Thermo Gill vents suggest a comfort-focused setup, but users who sleep cold may still want a warmer bag for shoulder-season or higher-elevation trips.
  • The spoon silhouette is built for side-sleeping comfort, which can mean a roomier feel than a more trim mummy bag and potentially less compact packing.
  • The updated Blanket Fold draft collar and 3D footbox add comfort and control, but they also introduce more features to manage compared with a simpler sleeping bag.
  • The Endless Promise recyclability and recycled-shell materials are a strong sustainability feature, though they may be a deciding factor only for buyers prioritizing that design approach.

Suggested Comparisons

  • Side-sleeping sleeping bags
  • Three-season sleeping bags
  • Double sleeping bags
  • Sustainable/recyclable sleeping bags

Suggested Accessories

  • Sleeping bag liner
  • Sleeping pad
  • Compression stuff sack
  • Pillow

Frequently Asked Questions

Is the Disco Endless Promise 30deg designed for side sleepers?

Yes. The product is described as having a classic Spoon silhouette for ultimate side-sleeping comfort.

What insulation does this sleeping bag use?

It uses premium 650 FP hydrophobic, PFAS-free, RDS-certified down insulation.

Does this bag have ventilation or temperature-control features?

Yes. It includes updated Thermo Gill vents with a multistage zipper system for finer control over the comfort range.

Can two Disco sleeping bags be connected?

Yes. The long description says you can zip two Discos together to create a double sleeping bag.

What sustainability-related materials or features are listed?

The bag is part of the Endless Promise line with 100% recyclability. The shell is made from 100% recycled polyester ripstop with C0 DWR, and the hood and footbox are reinforced with recyclable material treated with PFAS-free waterproofing.