Sea to Summit Spark Pro Ultralight Down Sleeping Bag

The Sea to Summit Spark Pro Ultralight Down Sleeping Bag is a technical down bag, engineered for warmth at the lightest weight and smallest compressed size. Ideal for backpacking, bike packing, and touring, the mummy style keeps the cold out and the warmth in. Our highest-loft, 950+ fill power goose down insulation (Responsible Down Standard certified) is treated with proprietary non-PFC Ultra-Dry Down treatment to improve reaction to moisture and retain loft and performance in rugged conditions. The contoured mummy shape provides adequate room for a natural sleeping position. Front draft collar is fitted around the neck and oversized at the shoulders to retain warmth. The ultralight 10D nylon shell is treated with PFC-free DWR and offers cutting-edge packability and warmth. The 10D liner fabric allows the bag to breathe and remain comfortable. A YKK #5 zipper operates snag-free. The Free Flow Zip system ensures maximum ventilation and the flexibility to open the bag flat as a quilt. The Sea to Summit Spark Pro Ultralight Down Sleeping Bag is available in two sizes: Regular (max user height of six feet) and Long (max user height of six feet six inches); and two temperature ratings: 30-degree and 15-degree. Baffle construction varies by temperature rating for each specific use: the 30-degree model employs hybrid box baffles in torso for warmth and sewn

Highlights: Nylon Imported Professional grade 15-degree Fahrenheit (-9-degree Celsius) ultralight down sleeping bag for for 3-season backpacking, bike packing, and touring; contoured mummy shape features hood and zipper draft tubes 950+ fill power down insulation (Responsible Down Standard certified) treated with Ultra-Dry Down to improve reaction to moisture, retaining loft and performance Featherweight 10D nylon shell with PFC-free durable water repellent (DWR) finish keeps the hood and footbox highly water resistant; highly breathable 10D nylon liner for enhanced comfort Free Flow Zip System features a YKK #5 side zipper with zipper plow for reliable, snag-free operation and a YKK #3 footbox and shoulder zipper for minimal additional weight 15-degree bag features full box baffles for maximum warmth; Sea to Summit Guarantee is offered for the lifetime of this product

Key details: Item Package Dimensions L x W x H: 16.5 x 10.2 x 7.9 inches | Package Weight: 2.2 Pounds | Item Dimensions LxWxH: 83.1 x 32.5 x 3 inches | Item Weight: 2 Pounds | Brand Name: Sea to Summit | Warranty Description: Manufacturer guarantee against defects in materials or workmanship for the lifetime of the product | Color: Grey | Material: Nylon, Down | Suggested Users: unisex-adult | Part Number: SS-DB-STSSPRKPRO-9C-LNG

Materials and feel: Nylon, Down.

Sizes may include: S, M, L, XL.

Customer feedback: 5.0/5 average rating.

Review snippets: I'm getting older, and while I'm not an "extreme high tech" camper and backpacker, I still like to "get out there," so a warm, compatible, and light bag really helps. If you are car or van camping, weight isn't a