35 Degree+ Single Season Sleeping Bags

Kelty Cosmic Down 40 Degree Sleeping Bag

The lightweight, packable Kelty Cosmic Down 40 Degree sleeping bag utilizes compressible down insulation and incorporates a number of performance features that make it an ideal option for warm-weather backpacking and camping.

Kelty
Cosmic Down 40 Degree

  • 40 Degrees F
  • 550 Fill Down
  • Rating:
  • Starting at: $129.94
  • Free shipping plus free returns
Marmot Atom 40 Degree (2014) Sleeping Bag

Updated for 2014! Weighing well under 2 lbs and featuring 850+ fill power down insulation, the compact Marmot Atom 40 Degree sleeping bag is an ideal choice for high-performance backpacking in summer or warm climates.

Marmot
Atom 40 Degree (2014)

  • 40 Degrees F
  • 850+ Fill Power Goose Down
  • Starting at: $288.95
  • Free shipping plus free returns
Marmot NanoWave 45 Degree Sleeping Bag

The lightweight, affordably priced NanoWave 45 Degree bag allows you to leave your bulky 3-season sleeping bag behind when the weather turns warm!

Marmot
NanoWave 45 Degree

  • 45 Degrees F
  • Spirafil 60 Synthetic
  • Rating:
  • Starting at: $78.95
  • Free shipping plus free returns
Marmot NanoWave 50 Degree Semi Rectangular Sleeping Bag

The lightweight NanoWave 50 Semi Rectangular Sleeping Bag is perfect for summer backpacking! Packing down small and weighing just 1.8 pounds, the NanoWave 50 allows you to leave your bulky 3-season bag behind!

Marmot
NanoWave 50 Degree Semi Rectangular

  • 50 Degree F
  • Spirafil 60 Synthetic
  • Rating:
  • Starting at: $78.95
  • Free shipping plus free returns
Kelty SB 35 Degree Sleeping Bag

New for 2014! A lightweight technical option for warm-weather backpacking, the Kelty SB 35 sleeping bag provides the extreme compressibility of down insulation with the all-weather reliability normally associated only with synthetic fills.

Kelty
SB 35 Degree

  • 35 Degrees F
  • 800 Fill-Power DriDown
  • Rating:
  • Starting at: $249.95
  • Free shipping plus free returns
Sierra Designs Women's Backcountry Bed 800F 2 Season Sleeping Bag

New for 2014! The innovative Sierra Designs Women’s Backcountry Bed 800F 2-Season sleeping bag provides comfort whether you sleep on your side, back or stomach. Premiumi 800 fill duck DriDown ensures warm-weather performance in all conditions.

Sierra Designs
Women's Backcountry Bed 800F 2 Season

  • 30 Degrees F
  • 800 Fill Duck DriDown
  • Price: $389.94
  • Free shipping plus free returns
Big Agnes Buffalo Park 40 Degree Long Sleeping Bag

The Big Agnes Buffalo Park 40 Degree sleeping bag is an extra-roomy, comfortable bag designed for mild weather car and casual camping. A generous cut fits campers up to 6' 6" or anyone who wants extra room to move.

Big Agnes
Buffalo Park 40 Degree Long

  • 40 Degree F
  • Thermolite Quallofil synthetic
  • Rating:
  • Price: $129.95
  • Free shipping plus free returns
Mountainsmith Poncha 35 Degree Sleeping Bag

The Mountainsmith Poncha 35 Degree sleeping bag combines performance and affordability. A mummy cut and synthetic fill make the Poncha 35 Degree bag ideal for 3-season camping or backpacking.

Mountainsmith
Poncha 35 Degree

  • 35 Degree F
  • MountainLoft Hollowfiber synthetic
  • Rating:
  • Reg. Price: $99.94
    $79.95
  • Free shipping plus free returns
Marmot NanoWave 55 Degree Sleeping Bag

The lightweight, affordably priced NanoWave 55 Degree bag is perfect for summer and warm-weather backpacking! Packing down small and weighing just 1.5 poun

Marmot
NanoWave 55 Degree

  • 55 Degrees F
  • Spirafil 60 Synthetic
  • Rating:
  • Starting at: $68.95
  • Free shipping plus free returns
Sierra Designs Women's Backcountry Bed 600F 2 Season Sleeping Bag

New for 2014! The innovative Sierra Designs Women’s Backcountry Bed 600F 2-Season sleeping bag provides comfort whether you sleep on your side, back or stomach. Balancing performance and price, the bag utilizes 600 fill duck DriDown insulation.

Sierra Designs
Women's Backcountry Bed 600F 2 Season

  • 30 Degrees F
  • 600 Fill Duck DriDown
  • Price: $289.94
  • Free shipping plus free returns
Kelty Women's SB 35 Degree Sleeping Bag

New for 2014! A lightweight technical option for warm-weather backpacking, the Kelty Women’s SB 35 sleeping bag provides the extreme compressibility of down insulation with the all-weather reliability normally associated only with synthetic fills.

Kelty
Women's SB 35 Degree

  • 35 Degrees F
  • 800 Fill-Power DriDown
  • Price: $249.95
  • Free shipping plus free returns
Marmot Plasma 40 Degree (2014) Sleeping Bag

Updated for 2014! Weighing just over a pound and featuring premium 875+ fill power goose down insulation, the high-performance Marmot Plasma 40 Degree down sleeping bag is ideal for warm weather backpacking.

Marmot
Plasma 40 Degree (2014)

  • 40 Degrees F
  • 875+ Fill Power Goose Down
  • Starting at: $418.95
  • Free shipping plus free returns
Big Agnes Down Comforter

New for 2014! The comfort of Big Agnes comes out of the woods and into your home, dorm room, or any location you want to sleep! The Down Comforter features quilted construction and 600 Fill down.

Big Agnes
Down Comforter

  • 600 Down
  • Price: $299.95
  • Free shipping plus free returns
Therm-a-Rest Navis 25/45 Degree Sleeping Bag

A unique option for alpinists and ounce-counting backpackers, the Therm-a-Rest Navis 25/45 Degree sleeping bag delivers lightweight warmth. Save the weight and combine it with a hooded down jacket (not included) when temperatures drop.

Therm-a-Rest
Navis 25/45 Degree

  • 25/45 Degrees F
  • 750+ Fill Goose Down
  • Price: $259.95
  • Free shipping plus free returns
Kelty Callisto 35 Degree (2014) Sleeping Bag

Updated for 2014! A feature-rich option for warm-weather camping, the Kelty Callisto 35 Degree sleeping bag employs a roomy rectangular cut and reliable performance with pillowy synthetic insulation.

Kelty
Callisto 35 Degree (2014)

  • 35 Degrees F
  • CloudLoft Synthetic
  • Rating:
  • Price: $69.95
  • Free shipping plus free returns
Mountainsmith Boreas 40 Degree Sleeping Bag

The Mountainsmith Boreas 40 Degree sleeping bag balances reliable performance and affordability. A roomy rectangular cut and synthetic fill make the Boreas 40 Degree a comfortable option for mild-weather camping or backpacking.

Mountainsmith
Boreas 40 Degree

  • 40 Degrees F
  • Synthetic
  • Reg. Price: $89.94
    $71.95
  • Free shipping plus free returns
Therm-a-Rest Regulus 40 Degree Blanket

Ideal for fast and light backpacking trips, the Regulus 40 Degree Blanket offers unrestricted freedom of movement and can be used with any sleeping pad (sold separately) to create an ultra-lightweight sleep system.

Therm-a-Rest
Regulus 40 Degree Blanket

  • 40 Degrees F
  • EraLoft Synthetic
  • Starting at: $149.95
  • Free shipping plus free returns
Big Agnes Cross Mountain 45 Degree (2014)

Updated for 2014! With its all-condition synthetic insulation and a roomy semi-rectangular shape, the Big Agnes Cross Mountain 45 Degree sleeping bag is ideal for warm weather backpacking and camping.

Big Agnes
Cross Mountain 45 Degree (2014)

  • 45 Degrees F
  • Integrity synthetic
  • Starting at: $139.95
  • Free shipping plus free returns
Marmot Rockaway 35 Degree Sleeping Bag

Generously cut for bigger campers or anyone who appreciates having some room to move around while sleeping, the semi-rectangular Marmot Rockaway 35 Degree sleeping bag is an affordable offering for mild and warm-weather camping.

Marmot
Rockaway 35 Degree

  • 35 Degrees F
  • Spirafil 100 Synthetic
  • Price: $118.95
  • Free shipping plus free returns
  • Out of stock.
Kelty Tumbler 30/50 Degree Sleeping Bag

New for 2014! Featuring varying insulation levels on opposite sides of the bag, the versatile Kelty Tumbler 30/50 Degree is ideal for summer backpacking and camping in the mountains where nighttime temperatures can be unpredictable.

Kelty
Tumbler 30/50 Degree

  • 30/50 Degrees F
  • CloudLoft Synthetic
  • Rating:
  • Price: $84.95
  • Free shipping plus free returns
  • Out of stock.
Kelty Coromell 40 Degree Sleeping Bag

Ideal for warm-weather backpacking, the semi-rectangular Kelty Coromell 40 Degree sleeping bag is extremely roomy, unzips entirely for use as a blanket and packs down small to take up as little space as possible in your backpack.

Kelty
Coromell 40 Degree

  • 40 Degrees F
  • 550 Fill Down
  • Rating:
  • Starting at: $139.94
  • Free shipping plus free returns
  • Out of stock.
Items per page: | Showing 1-21 of 21
Sort by:
Single-Season bags for use in summer or warm climates

Narrow Your Results

Category:

  • Sleeping Bags
    • 35 Degree+
      • Down Fill (10)

        Extremely lightweight and compressible fill material; best suited to dry climates due to reduced performance when wet

      • Synthetic Fill (11)

        Affordable alternative to down fill; maintains insulating qualities even when wet

      • Mummy Bags (11)

        Tapered cut shaves weight and increases thermal efficiency

      • Rectangular & Semi-Rectangular Bags (9)

        Provides roomy comfort for car and family camping

      • Women's Bags (3)

        Anatomically designed for a women's specific fit with increased insulation in those places where women need it most

      • Weather Resistant Bags (2)

        Protective shells for humid climates and wet weather

      • Ultra-Lightweight Bags (5)

        Streamlined designs, with lightweight fabrics and fill make these the lightest offerings available

      • Extra Large & Double-Wide Bags (2)

        Bags with sizes to fit BIG GUYS and couples

Brand:

Price:

Top Video Results

  • Marmot Sleeping Bag Care   How-to Guide: Marmot Sleeping Bag Care
  • How to Choose a Sleeping Bag: Fill   How-to Guide: How to Choose a Sleeping Bag: Fill
  • How to Choose a Sleeping Bag: Shapes and Sizes   How-to Guide: How to Choose a Sleeping Bag: Shapes and Sizes
  • How to Choose a Sleeping Bag: Temperature Ratings   How-to Guide: How to Choose a Sleeping Bag: Temperature Ratings