The Therm-a-Rest Saros 20°F Weather-Resistant Sleeping Bag is your go-to choice for backcountry trips where the weather might not cooperate. Designed for three-season use, this sleeping bag combines efficient eraLoft™ insulation with lightweight materials to keep you warm and dry, even in wet conditions.
With its water-resistant insulation made from hollow fibers, this sleeping bag is perfect for backpacking gear enthusiasts who value both warmth and packability. The innovative W.A.R.M. fit allows for multiple sleeping positions without compromising thermal efficiency. The Toe-asis™ foot warmer pocket and zoned insulation ensure that cold feet are a thing of the past, providing the ultimate comfort during your outdoor adventures.
Whether you’re looking to buy a lightweight 3-season sleeping bag or searching for the best synthetic sleeping bag for wet weather, the Saros 20°F checks all the boxes. It also features SynergyLink™ Connectors to optimize your sleep system with a secure connection to your sleeping pad, enhancing both comfort and thermal efficiency.
Alexis Bowman (verified owner) –
After testing the Therm-a-Rest Saros 20°F on a rainy camping trip, I can confidently say it’s the best synthetic sleeping bag for wet weather. It kept me warm and dry all night!
Jennifer Porter (verified owner) –
Fantastic sleeping bag! The W.A.R.M. fit is super comfortable, and I love the foot warmer pocket. Perfect for my backcountry trips.
Valerie Morgan (verified owner) –
I was looking for cheap backpacking sleeping bags for sale, but the Saros is worth every penny. Lightweight and weather-resistant, it exceeded my expectations.