NEMO Disco Down Sleeping Bag Men's
Quick Verdict
Comfort-first 3-season use: side-sleepers, plus-size campers, car/basecamp trips and short backpacking where room and comfort matter more than grams.
Ultralight thru-hiking, deep-winter mountaineering, very warm/tropical nights or very tight shelters/hammocks.
Key Specifications
About This Gear
The NEMO Disco Down Sleeping Bag is a premium cold-weather sleeping bag with 650-fill DownTek water-resistant down insulation rated to 15°F. Its unique Spoon shape provides extra room at the shoulders and knees for side sleepers, while the Thermo Gills regulate temperature for comfortable sleep.
Pros & Cons
Synthesized from expert reviews and user feedback
What People Love
5 positive findingsRoomy Spoon™ profile offers exceptional side-sleeper and restless-sleeper comfort with extra elbow/knee/foot space.
Everyone agreesCozy warmth from 650FP DownTek hydrophobic down, full draft tube and draft collar provides reliable warmth into the mid-teens–20s°F with modest layers.
Most reviewersQuality construction and quiet shell: 30D recycled polyester body, 40D OSMO footbox and anti-snag YKK zipper build a durable, low-rustle bag.
Most reviewersThoughtful features (Thermo-Gill vents, pillow pocket, internal stash pocket, waterproof footbox) improve real-world usability.
Most reviewers
Things to Consider
5 considerationsHeavier and bulkier than typical 15°F bags (around 2 lb 11 oz regular; ~7–9 L packed), making it a burden for long hikes.
Most reviewersReduced heat efficiency for some sleepers due to generous cut; may feel cooler than advertised limits for smaller or cold-sensitive users.
Most reviewersThermo-Gill chest vents have small pulls that can be fiddly to find or operate in the dark or with gloves.
Some reviewersNot ultra-compact: sacrifices compressibility and pack space for comfort compared with narrower mummy models.
Most reviewers
Weather & Conditions
How this gear performs across different environments and seasons
Temperature Range
Performs best in moderate temperatures; used comfortably into the mid-teens–20s°F with layers but is not a true winter bag.
Weather Performance
Climate Suitability
Excels In
- mild rain and dewy conditions (waterproof footbox)
- moderate temperatures and cool nights
- coastal and temperate environments
- side-sleeper comfort
Limitations
- not recommended for serious winter camping below its limit
- may experience condensation/wetting issues if exposed to sustained heavy rain
- spoon shape needs room and is less suitable for very tight shelters or hammocks
What People Are Saying
Aggregated insights from expert reviews and user feedback
Users overwhelmingly praise the Disco for comfort, roominess and durable construction; common criticisms focus on weight, bulk and that the roomy cut can reduce heat efficiency for some. Overall sentiment is positive among comfort-oriented campers.
What Users Love
- spacious comfort for side-sleepers
- durable materials and quiet shell
- useful features (vents, pillow pocket, waterproof footbox)
Common Concerns
- weight and pack bulk
- can feel less warm for smaller sleepers
- small vent pulls can be fiddly
- generally sturdy construction with few widespread failures
- down holds loft over many uses; anti-snag zipper reduces fabric damage reports
runs roomy compared with traditional mummy bags (Spoon™ cut); may feel too loose for petite sleepers
NEMO's Adventure Forever/Endless Promise programs apply; no widespread complaints about claim processing were found
Expert Reviews
One of the comfiest bags we've used, highlighting space and durable construction (rated ~25°F comfort in practice).Read full review →
Impressive temperature ratings and plenty of wriggle room, but more bulky and more expensive.Read full review →
Very comfortable bag... but it is not as warm as its advertised 17°F rating and we’d recommend it only on short trips.Read full review →
Care & Maintenance
Keep your gear performing at its best with these tips
Maintenance Tips
Keep it in top condition- store loosely (avoid long-term compression)
- air out after use and spot-clean when possible
- wash with down-safe detergent and tumble-dry low with dryer balls to restore loft
- avoid harsh detergents and high heat
Watch Out For
Known issues to monitor- zipper snagging if sharp objects contact the shell (anti-snag plow reduces this)
- down can wet out if exposed to sustained heavy rain
Alternatives to Consider
Compare with similar products that might better fit your needs
Frequently Asked Questions
Common questions about this gear