With just enough insulation for warm weather, the REI Co-op Helio Sack 50 sleeping bag is great for travel, backpacking and bike touring. Or, slip it inside another bag on cold nights.

Beds and BeddingSleeping Bags

Packing a lot of heat into a light package, the Marmot Helium 15 down sleeping bag is built for 3-season backpacking and mountaineering treks. It's great for cold sleepers in much warmer temps, too.

Beds and BeddingSleeping Bags

A warm and lightweight choice, the women's Mountain Equipment Helium 800 sleeping bag is perfect for backpacking and trekking in cold, dry conditions.

Beds and BeddingSleeping Bags

Whether on K2 or Denali, the Mountain Equipment Iceline sleeping bag provides extreme mountaineering performance for the coldest of conditions.

Beds and BeddingSleeping Bags

Warm up to subzero adventures with the expedition-quality The North Face Inferno -20 sleeping bag. Down insulation, thermal reflection and targeted waterproofing help you minimize heat loss.

Beds and BeddingSleeping Bags

With water-resistant down insulation and thermal reflection, The North Face Inferno 0 sleeping bag helps you drift off to sleep when the night gets cold—and shockcord helps keep you on your pad.

Beds and BeddingSleeping Bags

With a women-specific, tapered rectangle shape and extra insulation at your feet, the Sea to Summit Journey JoII sleeping bag keeps you warm with water-resistant, RDS-certified 650-fill-power down.

Beds and BeddingSleeping Bags

When your focus is on packing light and staying warm, the minimalist Marmot Lithium 0 is your sleeping bag. It keeps you comfortable on extra chilly days with its premium, water-resistant goose down.

Beds and BeddingSleeping Bags

Featuring a 3-in-1 modular design made up of 2 down-filled bags, the Big Agnes Lost Ranger 3N1 15 sleeping bag delivers adaptable comfort for 3-season camping, backpacking and everything in between.

Beds and BeddingSleeping Bags

With 2 ultralight down-filled bags that combine to make a comfortable, versatile sleep system, the modular Big Agnes Lost Ranger UL 3N1 15 sleeping bag easily adapts to the weather and your needs.

Beds and BeddingSleeping Bags

A lightweight, packable sleeping bag built for spring and summer backpacking trips and travels, the men's Mountain Equipment Lunar I sleeping bag helps you get out and explore.

Beds and BeddingSleeping Bags

A lightweight, packable sleeping bag built for spring and summer backpacking trips and travels, this men's Mountain Equipment Lunar I long-length sleeping bag helps you get out and explore.

Beds and BeddingSleeping Bags

A lightweight, packable sleeping bag built for spring and summer backpacking trips and travels, the Mountain Equipment Lunar I women's sleeping bag helps you get out there and explore.

Beds and BeddingSleeping Bags

A lightweight, packable sleeping bag built for spring and summer backpacking trips and travels, the women's long-length Mountain Equipment Lunar I helps get you outdoors to explore.

Beds and BeddingSleeping Bags