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Spark Ultralight -18 Down Sleeping Bag Spark Ultralight -18 Down Sleeping Bag Spark Ultralight -18 Down Sleeping Bag
Spark Ultralight -18 Down Sleeping Bag
Warm goose-down mummy-shaped bag for winter conditions
Packability
Ultra Compact
Compact
Mid Size
Warmth
Summer
Multi-season
Alpine
Weight
Ultralight
Lightweight
Midweight
Average weight
1113g (Regular), 1204g (Long)
Fill weight
840g (Regular), 945g (Long)
Fill
ULTRA-DRY Goose Down 850+ Loft, RDS certified
Fits to
185cm (Regular), 198cm (Long)
Foot width
51cm (Regular), 56cm (Long)
Inner
10D nylon with a non-PFC DWR finish
Outer
10D nylon
Shoulder width
77.5cm (Regular), 82.5cm (Long)
Temp rating
minus 10°C comfort rating woman / minus 18°C Lower comfort rating for men; Temperature rated in accordance with ISO 23537-1:2022
Compression
20 Litres (both sizes)
  • Mummy Fit: Fitted cut with generous anatomical footbox and technical hood, to maximise thermal efficiency and minimise bulk and weight
  • bluesign®-approved 10D nylon shell and lining fabric offers breathability, protection and effective temperature regulation for premium comfort in the outdoors; PFC-free DWR (durable water repellent) treatment keeps the hood and footbox highly water resistant
  • 850+ Fill Power, RDS-certified, Goose Down with ULTRA-DRY Down treatment for improved water resistance in damp conditions
  • 3/4-length #5 zip with anti-snag zip plow and two sliders
  • Vertical chest baffles, horizontal baffles in the lower half and base, box wall baffle construction throughout
  • Technical fitted hood with soft touch adjustment, extra deep for cosy-like feel
  • Double draft collars
  • Single, down-filled, draft tube along the top of zips
  • Pairs with women's Sea to Summit bags and the QuiltLock System allows integration with Sea to Summit quilts
  • Comes with an Ultra-Sil compression bag and a storage cell
  • Ultralight does not mean ultra-tight: The Spark mummy sleeping bags are snug but still have adequate wiggle room for the performance-oriented, backcountry user
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Terra minus-10-Degree C Down Sleeping Bag Terra minus-10-Degree C Down Sleeping Bag Terra minus-10-Degree C Down Sleeping Bag
Terra minus-10-Degree C Down Sleeping Bag
A go-everywhere, do-everything compact bag for reliable insulation and a high level of comfort in very cold conditions
Packability
Ultra Compact
Compact
Mid Size
Warmth
Summer
Multi-season
Alpine
Weight
Ultralight
Lightweight
Midweight
Average weight
1210g (Small), 1240g (Medium), 1380g (Long)
Fill weight
788g (Small), 800g (Medium), 877g (Long)
Fill
650+ cuin/oz European Grey Duck Down| RDS certified| OEKO-TEX® 100 certified| PFAS free
Fits to
170cm (Small), 180cm (Medium), 195cm (Long)
Foot width
48.5cm (Small), 49cm (Medium), 50cm (Long)
Inner
Recycled 20D ripstop polyester, OEKO-TEX® 100 certified, DWR free, PFAS free
Outer
Recycled 20D ripstop polyester, OEKO-TEX® 100 certified, PU coated, PFAS free
Shoulder width
73.5 (Small), 76cm (Medium), 77.5cm (Long)
Temp rating
minus 4°C (Comfort)
minus 11°C (Limit)
minus 30°C (Extreme)
All Exped sleeping bags are tested to lower limit per ISO 23537-1 testing
Length
195cm (Small), 205cm (Medium), 220cm (Long)
Rolled size
25 x 19 x 19cm (Small and Medium)
26 x 19 x 19cm (Long)
  • Unisex sizing comfort for every adventurer
  • 650+ fill European Grey Duck down, sourced from producers that do not live-pluck or force-feed the birds
  • Adjustable comfort hood
  • Adjustable active draft collar fits snugly around your neck to keep heat loss to a minimum
  • Draft tube for excellent heat retention
  • Anti-snag stiffener ensures smooth zip operation
  • 3D triangular footbox with 11 individual down-filled baffles eliminates cold spots
  • Bartack reinforcements where necessary for enhanced durability
  • Comes with a sling storage bag with carrying strap and waterproof drybag
  • Loops at the foot end so you can secure your bag while airing without risk of it being blown away by wind
  • Part of Exped's Trekking range designed with comfort and functionality over a wide scope of adventures and finely tuned for each season
  • Carbon neutral: Exped measures, reduces and fully offsets CO2 from manufacturing and shipping this product through myclimate