Sea To Summit Ascent AcII Down 15 Degree Sleeping Bag
Cold-Weather Down Performance From Sea to Summit's Ascent Series — Brand New, Brand Sample
This Sea to Summit Ascent AcII Down 15 Degree Sleeping Bag sits in Sea to Summit's dedicated performance sleeping bag lineup, built for backpackers and mountaineers who need reliable warmth when temperatures drop well below freezing. The AcII (Ascent Series II) uses premium down insulation with Sea to Summit's refined construction to deliver genuine 15°F comfort in a bag that packs down efficiently and holds up through serious use. This is a brand sample procured directly from Sea to Summit, arriving in new condition with original tags.
Size: Regular
Color: Green
Condition: Sample - New with Original Tags, Brand Sample
Original Retail: $439
Key Features:
- 15°F Temperature Rating: Built for cold-weather backpacking, shoulder-season mountaineering, and any night where temperatures drop into serious territory
- Premium Down Insulation: High-fill-power down that delivers exceptional warmth-to-weight efficiency in a compressible, packable package
- Ascent Series Construction: Sea to Summit's performance-tier build with refined insulation distribution and a close-fitting mummy cut that minimizes dead air space
- Draft Collar & Insulated Hood: Full draft collar and contoured hood that seal in warmth at the critical points where cold air enters
- Packable Design: Compresses into a stuff sack sized for technical backpacking packs where space is at a premium
Ideal For: This is the bag for three-season and shoulder-season backpackers, mountaineers, and cold-weather campers who need a bag that performs when overnight temps get serious. As a brand sample in new condition with original tags, it's never been slept in — you're getting a $439 Sea to Summit performance down bag at a significant discount with zero wear. A high-value pickup for anyone who pushes into cold-weather terrain.
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Shipping & Returns


Sea To Summit Ascent AcII Down 15 Degree Sleeping Bag
Sea To Summit Ascent AcII Down 15 Degree Sleeping Bag
Cold-Weather Down Performance From Sea to Summit's Ascent Series — Brand New, Brand Sample
This Sea to Summit Ascent AcII Down 15 Degree Sleeping Bag sits in Sea to Summit's dedicated performance sleeping bag lineup, built for backpackers and mountaineers who need reliable warmth when temperatures drop well below freezing. The AcII (Ascent Series II) uses premium down insulation with Sea to Summit's refined construction to deliver genuine 15°F comfort in a bag that packs down efficiently and holds up through serious use. This is a brand sample procured directly from Sea to Summit, arriving in new condition with original tags.
Size: Regular
Color: Green
Condition: Sample - New with Original Tags, Brand Sample
Original Retail: $439
Key Features:
- 15°F Temperature Rating: Built for cold-weather backpacking, shoulder-season mountaineering, and any night where temperatures drop into serious territory
- Premium Down Insulation: High-fill-power down that delivers exceptional warmth-to-weight efficiency in a compressible, packable package
- Ascent Series Construction: Sea to Summit's performance-tier build with refined insulation distribution and a close-fitting mummy cut that minimizes dead air space
- Draft Collar & Insulated Hood: Full draft collar and contoured hood that seal in warmth at the critical points where cold air enters
- Packable Design: Compresses into a stuff sack sized for technical backpacking packs where space is at a premium
Ideal For: This is the bag for three-season and shoulder-season backpackers, mountaineers, and cold-weather campers who need a bag that performs when overnight temps get serious. As a brand sample in new condition with original tags, it's never been slept in — you're getting a $439 Sea to Summit performance down bag at a significant discount with zero wear. A high-value pickup for anyone who pushes into cold-weather terrain.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Cold-Weather Down Performance From Sea to Summit's Ascent Series — Brand New, Brand Sample
This Sea to Summit Ascent AcII Down 15 Degree Sleeping Bag sits in Sea to Summit's dedicated performance sleeping bag lineup, built for backpackers and mountaineers who need reliable warmth when temperatures drop well below freezing. The AcII (Ascent Series II) uses premium down insulation with Sea to Summit's refined construction to deliver genuine 15°F comfort in a bag that packs down efficiently and holds up through serious use. This is a brand sample procured directly from Sea to Summit, arriving in new condition with original tags.
Size: Regular
Color: Green
Condition: Sample - New with Original Tags, Brand Sample
Original Retail: $439
Key Features:
- 15°F Temperature Rating: Built for cold-weather backpacking, shoulder-season mountaineering, and any night where temperatures drop into serious territory
- Premium Down Insulation: High-fill-power down that delivers exceptional warmth-to-weight efficiency in a compressible, packable package
- Ascent Series Construction: Sea to Summit's performance-tier build with refined insulation distribution and a close-fitting mummy cut that minimizes dead air space
- Draft Collar & Insulated Hood: Full draft collar and contoured hood that seal in warmth at the critical points where cold air enters
- Packable Design: Compresses into a stuff sack sized for technical backpacking packs where space is at a premium
Ideal For: This is the bag for three-season and shoulder-season backpackers, mountaineers, and cold-weather campers who need a bag that performs when overnight temps get serious. As a brand sample in new condition with original tags, it's never been slept in — you're getting a $439 Sea to Summit performance down bag at a significant discount with zero wear. A high-value pickup for anyone who pushes into cold-weather terrain.












