🛌 Sleep Light, Dream Big: Ultralight warmth that keeps up with your wildest adventures.
The Sea to Summit Spark Ultralight Down Sleeping Bag is a 28°F-rated, ultralight mummy-style sleeping bag designed for 3-season backpacking and touring. Featuring 850 fill power ULTRA-DRY down insulation, a compressible 10D nylon shell, and a contoured fit with draft tubes, it weighs just 1.1 pounds and compresses to 2.5 liters. Ethically sourced and built for durability, it’s ideal for active professionals who demand high performance and minimal bulk on every trip.
| ASIN | B07PGKYLCC |
| Additional Features | Ultralight, Compressible |
| Age Range Description | Adult |
| Brand | Sea to Summit |
| Brand Name | Sea to Summit |
| Closure Type | Zipper |
| Color | blue |
| Customer Reviews | 4.6 out of 5 stars 61 Reviews |
| Fabric Type | nylon |
| Fill Material Type | Down |
| Global Trade Identification Number | 09327868094981 |
| Item Dimensions L x W | 78"L x 30"W |
| Item Weight | 1.1 pounds |
| Manufacturer | Sea to Summit |
| Manufacturer Part Number | S2121 |
| Material | Nylon |
| Maximum Height Recommendation | 6 feet |
| Model Number | ASP2-R |
| Number of Items | 1 |
| Occupancy | 1 Person |
| Seasons | 3 Seasons |
| Shape | Mummy |
| ShellMaterial | Nylon |
| Size | Standard |
| Sport Type | Backpacking |
| Temperature Rating | 28°F |
| Unit Count | 1 count |
| Warranty Description | Manufacturer guarantee against defects in materials or workmanship for the lifetime of the product |
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