Rectangular and Semi-Rectangular Sleeping Bags

Therm-a-Rest Alpine 35 Degree Down Blanket

Ideal for fast and light backpacking trips, the Alpine 35 Degree Down 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
Alpine 35 Degree Down Blanket

  • 35 Degrees F
  • 700+ Fill Goose Down
  • Rating:
  • Reg. Price: $249.95
    $181.95
  • Free shipping plus free returns
Big Agnes Summit Park 15 Degree Long Sleeping Bag

The Big Agnes Summit Park 15 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
Summit Park 15 Degree Long

  • 15 Degree F
  • 600 fill goose down
  • Rating:
  • Price: $339.95
  • Free shipping plus free returns
Marmot Cloudbreak 20 Degree  Sleeping Bag

An affordable balance of price and performance, the Marmot Cloudbreak 20 Degree sleeping bag is designed for three-season camping and backpacking in damp or humid conditions.

Marmot
Cloudbreak 20 Degree

  • 20 Degree F
  • Thermal R Synthetic
  • Rating:
  • Starting at: $198.95
  • Free shipping plus free returns
Big Agnes Encampment 15 Degree (2013) Sleeping Bag

High-performance, synthetic fill and a semi-rectangular shape make the Big Agnes Encampment 15 Degree sleeping bag ideal for 3-season backpacking and camping in wet and humid climates.

Big Agnes
Encampment 15 Degree (2013)

  • 15 Degree F
  • Integrity synthetic
  • Rating:
  • Reg. Price: $159.95
    $111.95
  • 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
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 Coromell 20 Degree  Sleeping Bag

Built for 3-season camping and backpacking, the semi-rectangular, down-insulated Kelty Coromell 20 Degree sleeping bag is extremely roomy and unzips entirely for use as a blanket.

Kelty
Coromell 20 Degree

  • 20 Degrees F
  • 550 Fill Down
  • Rating:
  • Starting at: $179.94
  • 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
Big Agnes Whiskey Park 0 Degree Long Sleeping Bag

The Big Agnes Whiskey Park 0 Degree Sleeping Bag is an extra-roomy bag designed for four-season or cold climate car camping. The Whiskey Park 0 Degree's generous cut fits large campers up to 6' 6" and a chest size up to 56".

Big Agnes
Whiskey Park 0 Degree Long

  • 0 Degree F
  • Thermolite Quallofil synthetic
  • Rating:
  • Price: $179.95
  • 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
  • Price: $69.95
  • Free shipping plus free returns
Big Agnes Cabin Creek 15 Degree Double Wide Sleeping Bag

Built especially for couples, the Big Agnes Cabin Creek 15 Degree Double-Wide sleeping bag is extra-roomy and extra-comfortable. Lightweight, compressible synthetic insulation even packs down small enough for backpacking use.

Big Agnes
Cabin Creek 15 Degree Double Wide

  • 15 Degree
  • SL90 Synthetic
  • Rating:
  • Price: $269.95
  • 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 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 Encampment 15 Degree (2014) Sleeping Bag

Updated for 2014! With its high-performance fill and a roomy semi-rectangular shape, the Big Agnes Encampment 15 Degree sleeping bag is designed for 3-season backpacking and camping.

Big Agnes
Encampment 15 Degree (2014)

  • 15 Degrees F
  • Integrity Synthetic
  • Starting at: $179.95
  • 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
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
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
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
  • Price: $349.95
  • Free shipping plus free returns
  • Out of stock.
NEMO Tango Duo 30 Degree Double-Wide Doublewide Sleeping Bag

Built to comfortably sleep two, the NEMO Tango Duo 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

  • 30 Degree F
  • 700 Fill power duck down insualtion
  • Price: $449.95
  • Free shipping plus free returns
  • Out of stock.
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
  • Out of stock.
Kelty Callisto 20 Degree Double-Wide Sleeping Bag

New for 2014! A feature-rich option for 3-season camping, the Kelty Callisto 20 Degree Double-Wide sleeping bag employs a spacious cut for two and reliable synthetic insulation for cool weather family style camping.

Kelty
Callisto 20 Degree Double-Wide

  • 20 Degrees F
  • CloudLoft Synthetic
  • Rating:
  • Price: $139.95
  • 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.
Kelty Callisto 20 Degree Sleeping Bag

New for 2014! A feature-rich option for 3-season camping, the Kelty Callisto 20 Degree sleeping bag employs a roomy rectangular cut and pillowy synthetic insulation to provide reliable performance.

Kelty
Callisto 20 Degree

  • 20 Degrees F
  • CloudLoft Synthetic
  • Price: $79.95
  • 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
  • Price: $84.95
  • Free shipping plus free returns
  • Out of stock.
Lafuma Ecrins 40 Degree Junior Sleeping Bag

The economical Lafuma Ecrins 40 Degree Junior sleeping bag equips kids and teens for mild-weather backpacking or camping. Synthetic insulation provides reliable warmth even in wet or damp conditions.

Lafuma
Ecrins 40 Degree Junior

  • 40 Degrees F
  • Aero Fiber Synthetic
  • Reg. Price: $49.95
    $36.95
  • Out of stock.
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
  • Price: $89.94
  • Free shipping plus free returns
  • Out of stock.
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  • Sleeping Bags
    • Rectangular & Semi-Rectangular Bags
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      • Down Fill (7)

        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

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