Experience comfort and warmth with the Sea to Summit Spark 30F ultralight sleeping bag, designed for those who value both performance and packability. Insulated with RDS-certified, 850+ fill-power goose down, this sleeping bag ensures maximum thermal efficiency while keeping the weight to a minimum.
- Water-Resistant Shell: The 10-denier nylon shell features a non-PFAS durable water repellent treatment, making it highly effective against wind and condensation.
- Optimal Design: With a technical hood, ergonomic mummy shape, and anatomic footbox, enjoy a cozy fit that doesn’t compromise on space.
- Lightweight Construction: Weighing just 1 lb. 1.4 oz., it’s perfect for backpacking gear without taking up precious pack space.
- Versatile Temperature Rating: Rated for comfort down to 39°F and lower limit at 30°F, this sleeping bag adapts to various climates.
Samuel Meyer (verified owner) –
Absolutely love my Sea to Summit Spark 30F! It’s the best ultralight down sleeping bag I’ve ever used. Perfect for my winter backpacking trips!
Nicole Gardner (verified owner) –
I did a lot of research before buying this sleeping bag. The reviews of Sea to Summit sleeping bags were spot on. Highly recommend it for any serious hiker.
Thomas Rodgers (verified owner) –
This sleeping bag checked all my boxes. Lightweight, warm, and compact. If you’re looking to buy a down sleeping bag for camping, this is it!