- Gear
- Sleep Systems
- Spark SpI Sleeping Bag
Features
- High-loft, premium 850-fill-power European goose down offers superb warmth with minimal weight; Ultra-Dry Down™ water-repellent treatment protects down from moisture
- Ultra-Dry Down is a water-repellent polymer treatment applied to the down; Ultra-Dry Down retains 60% more loft and absorbs 30% less moisture than untreated down
- With a European Norm (EN) lower-limit rating of 46°F, the Sea to Summit Spark SpI will help keep you warm on 3-season backpacking adventures in warm weather
- You can also use the Spark Sp I as a booster bag by slipping it inside another sleeping bag to add warmth
- Ultralight 10-denier Pertex® Quantum® fabric with a durable water repellent treatment sheds moisture
- Soft 15-denier nylon fabric lines the sleeping bag for excellent comfort next to skin
- Left-side 1/3-length zipper saves weight over a full-length zipper
- Compresses to the size of a grapefruit
Technical Specs
- Fill850-fill goose down
- ShellRipstop nylon
- GenderUnisex
- LiningNylon
- Weight12.3 ounces,13.8 ounces,12.3 / 13.8 ounces
- Best UseBackpacking,Mountaineering
- Fill Power850
- UltralightYes
- Weight (g)348 grams,390 grams,348 / 390 grams
- Fill Weight6.3 ounces,7 ounces,6.3 / 7 ounces
- 50 / 52 inches52 inches
- Tested Comfort54 degrees (F) - EN
- Hip Girth (in.)50 inches,Hip Girth (in.)
- Insulation TypeDown
- Stuff Sack Size4 x 9 inches
- Zipper LocationLeft
- Fits Up To (in.)72 inches,79 inches,72 / 79 inches
- Compressed Volume1.55 liters
- Stuff Sack Volume2.5 liters
- Sleeping Bag ShapeMummy
- Tested Lower Limit46 degrees (F) - EN
- Shoulder Girth (in.)57 inches,60 inches,57 / 60 inches
- Water-Resistant DownYes
- Featured TechnologiesPertex
- Temperature Rating (C)8 degrees (C)
- Temperature Rating (F)46 degrees (F)