Synthetic Fill Sleeping Bags at Backcountry Edge

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
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
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:
  • Reg. Price: $109.94
    $87.95
  • 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
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
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
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 Light Year XP 20 Degree (Discontinued) Sleeping Bag

The Kelty Light Year XP 20 Degree sleeping bag combines performance and affordability. A mummy cut and lightweight, compressible synthetic fill make the Light Year XP 20 Degree bag ideal for 3-season backpacking.

Kelty
Light Year XP 20 Degree (Discontinued)

  • 20 Degree F
  • Ecopet Synthetic
  • Rating:
  • Reg. Price: $159.94
    $94.95
  • Free shipping plus free returns
Lafuma GR 20 Degree (Discontinued) Sleeping Bag

The Lafuma GR 20 Degree sleeping bag is an economical option for three-season backpacking or camping. Synthetic insulation provides the GR 20 Degree bag with reliable warmth even in wet or damp conditions.

Lafuma
GR 20 Degree (Discontinued)

  • 20 Degrees F
  • Rating:
  • Reg. Price: $129.94
    $94.95
  • 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
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
  • Out of stock.
Kelty Coromell CP 25 Degree (Old Style) Sleeping Bag

A unique option for 3-season backpacking, the semi-rectangular Kelty Coromell CP 25 Degree sleeping bag offers a roomier cut than traditional mummy bags while taking up less room than full rectangular bag in your pack.

Kelty
Coromell CP 25 Degree (Old Style)

  • 25 Degree F
  • CloudLoft Pro Synthetic
  • Rating:
  • Reg. Price: $119.94
    $67.95
  • Free shipping plus free returns
  • Out of stock.
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
  • Rating:
  • Price: $79.95
  • Free shipping plus free returns
  • Out of stock.
Lafuma Active 35 Degree (Discontinued) Sleeping Bag

Designed for three-season backpacking, the Lafuma Active 35 Degree sleeping bag offers full-feature performance at an affordable price. The Active 35 Degree's synthetic fill provides reliable insulation even in wet or damp conditions.

Lafuma
Active 35 Degree (Discontinued)

  • 35 Degrees F
  • ThermoLite Synthetic
  • Rating:
  • Reg. Price: $99.95
    $59.95
  • Free shipping plus free returns
  • Out of stock.
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
  • 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 Woobie 30 Degree Kids (2014) Sleeping Bag

Updated for 2014! Designed to keep the littlest backpackers and campers cozy in the great outdoors at night, the Kelty Woobie 30 Degree sleeping bag is an ideal 3-season starter bag for toddlers and younger children up to 4' 0" tall.

Kelty
Woobie 30 Degree Kids (2014)

  • 30 Degrees F
  • CloudLoft Synthetic
  • Rating:
  • Price: $64.95
  • 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.
Items per page: | Showing 1-18 of 18
Sort by:
Affordable alternative to down fill; maintains insulating qualities even when wet

Narrow Your Results

Category:

  • Sleeping Bags
    • Synthetic Fill
      • 35 Degree+ (8)

        Single-Season bags for use in summer or warm climates

      • 20-40 Degree (15)

        Down and synthetic bags for three-season backpacking and camping

      • 0-25 Degree (7)

        Versatile, cold-rated three-season sleeping bags

      • Mummy Bags (10)

        Tapered cut shaves weight and increases thermal efficiency

      • Rectangular & Semi-Rectangular Bags (7)

        Provides roomy comfort for car and family camping

      • Kids Bags (4)

        Adult performance for youth and children

      • Ultra-Lightweight Bags (3)

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

Brand:

Price:

Top Video Results

  • Marmot Sleeping Bag Care   How-to Guide: Marmot Sleeping Bag Care
  • Mountainsmith Synthetic Sleeping Bags   Tech Talk: Mountainsmith Synthetic Sleeping Bags
  • Kelty Little Flower and Little Tree Sleeping Bags   Product Demo: Kelty Little Flower and Little Tree Sleeping Bags
  • Kelty Big Dipper 30 Degree Youth Sleeping Bag   Product Demo: Kelty Big Dipper 30 Degree Youth Sleeping Bag