20-40 Degree Three-Season Sleeping Bags

Kelty Cosmic Down 20 Degree  Sleeping Bag

The Kelty Cosmic Down 20 Degree sleeping bag is designed for 3-season backpacking and camping. Lightweight, compressible down fill and an array of features make the affordable Cosmic Down 20 Degree a real bargain.

Kelty
Cosmic Down 20 Degree

  • 20 Degrees F
  • 550 Fill Down
  • Rating:
  • Starting at: $159.94
  • Free shipping plus free returns
Kelty Ignite DriDown 20 Degree Sleeping Bag

A high-performance option for 3-season backpacking, the Kelty Ignite DriDown 20 Degree sleeping bag provides the lightweight, compressibility of down insulation with all-weather reliability normally associated only with synthetic fills.

Kelty
Ignite DriDown 20 Degree

  • 20 Degrees F
  • 600 Fill DriDown
  • Rating:
  • Starting at: $219.94
  • Free shipping plus free returns
Sierra Designs Backcountry Bed 600F 2 Season Sleeping Bag

New for 2014! The innovative Sierra Designs Backcountry Bed 600F 2-Season zipperless sleeping bag provides campers and backpackers with similar comfort to their beds at home whether they’re back, side or stomach sleepers

Sierra Designs
Backcountry Bed 600F 2 Season

  • 30 Degrees F
  • 600 Fill Duck DriDown
  • Rating:
  • Starting at: $249.94
  • Free shipping plus free returns
Sierra Designs Backcountry Bed 800F 2 Season  Sleeping Bag

New for 2014! The innovative Sierra Designs Backcountry Bed 800F 2-Season zipperless sleeping bag lets you sleep in the great outdoors with similar comfort to your bed at home. Lightweight and packable, it is built for warm-weather backpacking.

Sierra Designs
Backcountry Bed 800F 2 Season

  • 30 Degrees F
  • 800 Fill Duck DriDown
  • Rating:
  • Starting at: $349.94
  • Free shipping plus free returns
Marmot Hydrogen 30 Degree (2014) Sleeping Bag

Updated for 2014! Weighing less than 2 lbs and featuring 850+ fill power down insulation, the compact Marmot Hydrogen 30 Degree sleeping bag is an ideal choice for high-performance backpacking in late spring, early fall or summer.

Marmot
Hydrogen 30 Degree (2014)

  • 30 Degrees F
  • 850+ Fill Power Goose Down
  • Rating:
  • Starting at: $348.95
  • Free shipping plus free returns
Kelty Big Dipper 30 Degree Youth (2014) Sleeping Bag

Updated for 2014! Kid-friendly style, streamlined dimensions and quality features make Kelty's Big Dipper 30 Degree sleeping bag perfect for young backpackers. Length adjustability allows the bag to grow with your child.

Kelty
Big Dipper 30 Degree Youth (2014)

  • 30 Degrees F
  • CloudLoft Synthetic
  • Price: $79.95
  • Free shipping plus free returns
Big Agnes Deer Park 30 Degree Long Sleeping Bag

The Big Agnes Deer Park 30 Degree Sleeping Bag works well for the extra-large backpacker who can't find a bag that fits or the car camper who wants extra room and the luxurious comfort of 650 goose down.

Big Agnes
Deer Park 30 Degree Long

  • 30 Degree F
  • 600 fill goose down
  • Rating:
  • Price: $269.95
  • Free shipping plus free returns
Kelty Women's Cosmic Down 20 Degree  Sleeping Bag

The Kelty Women's Cosmic Down 20 Degree sleeping bag is designed for 3-season backpacking and camping. Lightweight, compressible down fill and an array of features make the affordable bag a real bargain.

Kelty
Women's Cosmic Down 20 Degree

  • 20 Degrees F
  • 550 Fill Down
  • Rating:
  • Price: $169.94
  • Free shipping plus free returns
Kelty Cosmic 20 Degree Sleeping Bag

The Kelty Cosmic 20 Degree sleeping bag is designed for 3-season backpacking and camping. Compressible synthetic fill and an array of features make the affordable Cosmic 20 Degree a real bargain.

Kelty
Cosmic 20 Degree

  • 20 Degree F
  • CloudLoft Pro Synthetic
  • Rating:
  • Reg. Price: $104.94
    $83.95
  • 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
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 Plasma 30 Degree (2014) Sleeping Bag

Updated for 2014! Weighing less than a pound and a half and featuring premium 875+ fill power goose down insulation, the high-performance Marmot Plasma 30 Degree down sleeping bag offers mild weather backpacking versatility!

Marmot
Plasma 30 Degree (2014)

  • 30 Degrees F
  • 875+ Fill Power Goose Down
  • Starting at: $468.95
  • Free shipping plus free returns
Kelty Women's SB 20 Degree Sleeping Bag

New for 2014! A high-performance option for 3-season backpacking, the Kelty Women’s SB 20 sleeping bag provides the lightweight compressibility of down insulation with all-weather reliability normally associated only with synthetic fills.

Kelty
Women's SB 20 Degree

  • 20 Degrees F
  • 800 Fill-Power DriDown
  • Price: $299.95
  • Free shipping plus free returns
Big Agnes Big Creek 30 Degree Double Wide Sleeping Bag

Built for couples, the Big Agnes Big Creek 30 Degree Double-Wide sleeping bag is roomy and comfortable. Compressible insulation allows the Big Creek 30 Degree Double-Wide to pack down small enough for backpacking or for family camping.

Big Agnes
Big Creek 30 Degree Double Wide

  • 30 Degree F
  • SL90 synthetic
  • Rating:
  • Price: $239.95
  • Free shipping plus free returns
Sierra Designs Mobile Mummy 800F 2 Season  Sleeping Bag

New for 2014! With “garment-style” construction, the innovative Sierra Designs Mobile Mummy 800F 2-Season sleeping bag includes armholes, a jacket-style hood and a stowable footbox so you can literally wear it around camp.

Sierra Designs
Mobile Mummy 800F 2 Season

  • 30 Degrees F
  • 800 Fill Duck DriDown
  • Starting at: $329.94
  • 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
Big Agnes Hog Park 20 Degree Long Sleeping Bag

The synthetic Big Agnes Hog Park 20 Degree Sleeping Bag is an extra-roomy option for car camping. The Hog Park's generous cut fits large campers up to 6' 6" with a chest size up to 56" or anyone who wants some extra room to roll around.

Big Agnes
Hog Park 20 Degree Long

  • 20 Degree F
  • Thermolite Quallofil synthetic
  • Rating:
  • Price: $169.95
  • Free shipping plus free returns
Big Agnes Fish Hawk 30 Degree Sleeping Bag

With its high-performance, water-repellent DownTek insulation and a roomy semi-rectangular shape, the Big Agnes Fish Hawk 30 Degree sleeping bag is designed for backpacking in moderate temperatures and warm climates.

Big Agnes
Fish Hawk 30 Degree

  • 30 Degrees F
  • 650-Fill DownTek
  • Rating:
  • Starting at: $209.95
  • Free shipping plus free returns
Kelty Little Flower 20 Degree Youth (2014)  Sleeping Bag

Updated for 2014! The Kelty Little Flower 20 Degree is an ideal 3-season sleeping bag for kids up to 5' 4" tall. With synthetic fill, the Little Flower 20 Degree is warm, comfortable and lightweight enough for easy transport, carrying and storage.

Kelty
Little Flower 20 Degree Youth (2014)

  • 20 Degrees F
  • CloudLoft Synthetic
  • Rating:
  • Price: $74.95
  • Free shipping plus free returns
Marmot Trestles 30 Degree Sleeping Bag

The Marmot Trestles 30 Degree sleeping bag is an affordable, no-frills offering for three-season camping. The synthetic fill makes this mummy bag a good option even in damp or humid conditions.

Marmot
Trestles 30 Degree

  • 30 Degree F
  • Spirafil 120 Synthetic
  • Rating:
  • Starting at: $98.95
  • Free shipping plus free returns
Mountain Hardwear Pinole 20 Degree  Sleeping Bag

The Mountain Hardwear Pinole 20 Degree sleeping bag delivers 3-season comfort and quality performance at a budget-friendly price. The generous cut aids in thermal efficiency without being as restrictive as traditional mummy bags.

Mountain Hardwear
Pinole 20 Degree

  • 20 Degree F
  • Thermal.Q synthetic
  • Rating:
  • Starting at: $129.95
  • Free shipping plus free returns
Big Agnes Lost Lake SL 30 Degree Sleeping Bag

Delivering the all-condition reliability associated with synthetic insulation and the lightweight, compressible performance of down, the Big Agnes Lost Lake SL 30 Degree sleeping bag is a high-performance backpacking in mild temperatures.

Big Agnes
Lost Lake SL 30 Degree

  • 30 Degrees F
  • 700-Fill DownTek
  • Price: $299.95
  • 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
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
Kelty Little Tree 20 Degree Youth (2014) Sleeping Bag

Updated for 2014! The Kelty Little Tree 20 Degree is an ideal 3-season sleeping bag for kids up to 5' 4" tall. With synthetic fill, the Little Tree 20 Degree is warm, comfortable and lightweight enough for easy transport, carrying and storage.

Kelty
Little Tree 20 Degree Youth (2014)

  • 20 Degrees F
  • CloudLoft Synthetic
  • Price: $74.95
  • Free shipping plus free returns
Big Agnes Juniper SL Women's 25 Degree Sleeping Bag

Delivering the all-weather reliability associated with synthetic insulation and the lightweight compressibility of down, the Big Agnes Juniper SL Women's 25 Degree sleeping bag is ideal for backpacking in summer or mild temperatures.

Big Agnes
Juniper SL Women's 25 Degree

  • 25 Degrees F
  • 700-Fill DownTek
  • Starting at: $279.95
  • Free shipping plus free returns
Mountain Hardwear Petaluma 20 Degree Women's Sleeping Bag

Delivering high quality at a budget-friendly price, the Mountain Hardwear Petaluma 20 Degree Women's sleeping bag is ideal for 3-season camping. The synthetic fill and generous mummy cut offer thermal efficiency and room to move around.

Mountain Hardwear
Petaluma 20 Degree Women's

  • 20 Degree F
  • Thermal.Q synthetic
  • Rating:
  • Starting at: $129.95
  • 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
Mountainsmith Kenosha 20 Degree Sleeping Bag

The Mountainsmith Kenosha 20 Degree sleeping bag combines performance and affordability. A mummy cut and synthetic insulation make the Kenosha 20 Degree bag ideal for 3-season camping or backpacking.

Mountainsmith
Kenosha 20 Degree

  • 20 Degree F
  • MountainLoft Hollowfiber synthetic
  • Rating:
  • Price: $109.94
  • 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
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
Therm-a-Rest Antares 20 Degree Sleeping Bag

The innovative Therm-a-Rest Antares 20 Degree sleeping bag utilizes high-loft goose down and a ground-breaking design to deliver 3-season performance at a backpacking-friendly weight and packed size.

Therm-a-Rest
Antares 20 Degree

  • 20 Degrees F
  • 750+ Fill Goose Down
  • Rating:
  • Starting at: $349.95
  • 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
Rab Infinity 300 Down Sleeping Bag

Catering to backpackers, fast and light alpine climbers and adventure racers, the Rab Infinity 300 down sleeping bag offers an EN temperature rating around 28 degrees, streamlined performance features and super compressible 850-fill down insulation.

Rab
Infinity 300

  • 28 Degrees F
  • goose down 850 fill power
  • Price: $519.95
  • Free shipping plus free returns
Kelty SB 20 Degree Sleeping Bag

New for 2014! A high-performance option for 3-season backpacking, the Kelty SB 20 sleeping bag provides the lightweight compressibility of down insulation with the all-weather reliability normally associated only with synthetic fills.

Kelty
SB 20 Degree

  • 20 Degrees F
  • 800 Fill-Power DriDown
  • Starting at: $299.95
  • Free shipping plus free returns
  • Out of stock.
Sierra Designs Zissou DriDown 23 Degree Sleeping Bag

The all-weather reliability of synthetic insulation and the lightweight, compressible performance of down combine in the Sierra Designs Zissou DriDown 23 Degree sleeping bag with its water-resistant DriDown 700 fill power insulation.

Sierra Designs
Zissou DriDown 23 Degree

  • 23 Degrees F
  • 700 Fill DriDown
  • Rating:
  • Starting at: $239.95
  • Free shipping plus free returns
  • Out of stock.
NEMO Tango Duo 30 Degree Double-Wide Slim Sleeping Bag

New for 2014! Built to comfortably sleep two, the NEMO Tango Duo Slim 30 Degree Double-Wide sleeping bag is extra roomy and comfortable due to 700-fill power duck down and versatile features. Pair with two sleeping pads to make a full-size mattress.

NEMO
Tango Duo 30 Degree Double-Wide Slim

  • 30 Degrees F
  • 700 Fill Power Duck Down w/DownTek
  • Rating:
  • Price: $349.95
  • Free shipping plus free returns
  • Out of stock.
Kelty Women's Ignite DriDown 20 Degree Sleeping Bag

A high-performance option for 3-season backpacking, the Kelty Women's Ignite DriDown 20 Degree sleeping bag provides the lightweight, compressibility of down with all-weather reliability normally associated only with synthetic fills.

Kelty
Women's Ignite DriDown 20 Degree

  • 20 Degrees F
  • 600 Fill DriDown
  • Rating:
  • Price: $219.94
  • Free shipping plus free returns
  • Out of stock.
Sierra Designs Backcountry Quilt 800F 2 Season

New for 2014! A lightweight alternative to a sleeping bag, the Sierra Designs Backcountry Quilt 800F 2-Season is not insulated on the bottom in order to fully utilize your sleeping pad for under-body insulation and padding.

Sierra Designs
Backcountry Quilt 800F 2 Season

  • 30 Degrees F
  • 800 Fill Duck DriDown
  • Rating:
  • Price: $259.94
  • Free shipping plus free returns
  • Out of stock.
Mountain Hardwear Hibachi 32 Degree Sleeping Bag

Filled with Q.Shield DOWN 600-fill insulation, which is treated to resist water and retain loft and warmth even when wet, the Mountain Hardwear Hibachi 32 Degree sleeping bag is a premium choice for warm weather backpacking and camping.

Mountain Hardwear
Hibachi 32 Degree

  • 32 Degree F
  • Q.Shield DOWN 600 fill power
  • Reg. Price: $314.99
    $189.95
  • Free shipping plus free returns
  • Out of stock.
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Down and synthetic bags for three-season backpacking and camping

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  • Sleeping Bags
    • 20-40 Degree
      • Down Fill (33)

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

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

      • Mummy Bags (38)

        Tapered cut shaves weight and increases thermal efficiency

      • Rectangular & Semi-Rectangular Bags (17)

        Provides roomy comfort for car and family camping

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

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        Adult performance for youth and children

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        Protective shells for humid climates and wet weather

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

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