Marmot  Idlewild 30 Sleeping Bag

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Upgrade your family camping with the Marmot Idlewild 30 sleeping bag. This spacious and oh-so-cozy bag's high-loft insulation is warm and durable to keep your outdoor nights comfy trip after trip.

Color: Cascade Blue/Picante
Size: Long
Quantity

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Features

  • 100% recycled Spirafil® high-loft insulation for maximum warmth and durability
  • Anatomically shaped 3D footbox increases insulation and room for your feet for more warmth and comfort
  • Full-length locking YKK 2-way zipper with draft tube to reduce heat loss
  • Soft-lined internal stash pocket
  • Storage sack included
  • Compresses down to 21.7 liters (compression sack not included)

Imported.

View all Marmot Camping Sleeping Bags

Technical Specs

Best Use

Camping

Temperature Rating (F)

30 degrees (F)

Temperature Rating (C)

-1 degrees (C)

Weight

Long: 4 lbs. 7.3 oz.

Shell

Ripstop polyester

Zipper Location

Left/Right

Insulation Type

Synthetic

Sleeping Capacity

1-person

Lining

Polyester plain weave

Sleeping Bag Shape

Rectangular

Fits Up To (in.)

Long: 78 inches

Shoulder Girth (in.)

Long: 75 inches

Hip Girth (in.)

Long: 69.3 inches

Gender

Unisex

Reviews

21 reviews with an average rating of 4.6 out of 5 stars

0% 0 of 0 reviewers recommended

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Average Ease of Use

Difficult to useVery easy to use

Average Product Weight

LightweightHeavy
Helena T
Age:55–64
Weight:175–200 lbs.
Height:6'0"
Rated 2.0 out of 5 stars
1 year ago

Looks good, poor design

I tried this sleeping bag in early October, camping in Acadia, with nightly temperatures in the mid 40's. What I definitely like is the fluffy top part, which is nice and warm but you're not overheating. But the bottom part is very thin, so if you turn a lot in your sleep, like I do, the bottom will eventually end up on top and you will be cold. The bottom part is also very slippery, which caused me to slide across my mat. But the biggest issue is that there's nothing to slightly close the opening: it's wide, great to get in, but if you sleep on your side the hole at the back gapes, leaving you with a cold back and neck. I will trie to fix something for that, otherwise it's a useless sleeping bag. This sleeping bag also comes without a stuffing bag, which is totally inconvenient when you pack for your trip. I bought one separately.

Age:55–64
Weight:175–200 lbs.
Height:6'0"

Ease of Use

Difficult to useVery easy to use

Product Weight

LightweightHeavy
Candice
Location:California
Age:25–34
Weight:100–125 lbs.
Height:5'5"
Rated 5.0 out of 5 stars
1 year ago

Idlewild 30

Truly a great bag, with lots of room to toss and turn in. I love the internal pocket and materials of the bag.

Age:25–34
Weight:100–125 lbs.
Height:5'5"

Ease of Use

Difficult to useVery easy to use

Product Weight

LightweightHeavy
Ben Rad
Location:Ridgway, co
Rated 4.0 out of 5 stars
3 years ago

So much good cuddle

[This review was collected as part of a promotion.] I do like this bag. It has very comfortable interior material that feels way better than other bags. Plenty warm, if you have a heater partner that bag is good down to some really low temps. Zipper is normal so ok. I do feel like it is missing something not sure what it is tho. I also really wish it came with an appropriate stuff sack not just the loose big bag.

Yeskev
Location:Los Angeles California
Rated 5.0 out of 5 stars
3 years ago

Best bag ever used.

[This review was collected as part of a promotion.] Recently bought this bag and used it out at June lake. My girlfriend and I slept comfortably and warm the whole night. I’m 5’8” she’s 5’1” we had plenty of room to turn over if needed. Was honestly surprised how warm the bag kept us without it being zipped up all the way. Also my gf really loves the look of the bag. 10/10 for us.

jklink
Location:Iowa
Age:18–24
Weight:150–175 lbs.
Height:5'3"
Rated 5.0 out of 5 stars
8 months ago

Perfect Sleeping Bag

Bought this bag for the 2025 season and it has been great! Kept me warm all night with lows of 30 degrees. I’m a 5’3 women and it’s been the perfect size, only down side I’ve seen is if we move around a lot at night you get wrapped up but great overall.

Age:18–24
Weight:150–175 lbs.
Height:5'3"

Ease of Use

Difficult to useVery easy to use

Product Weight

LightweightHeavy
Surf
Location:Oregon
Rated 5.0 out of 5 stars
4 years ago

Extremely comfortable

[This review was collected as part of a promotion.] I use this sleeping bag for all my camping on the coast (Oregon). It's super comfortable, soft, yet durable. Kept me nice an warm throughout those chilly beach nights and early mornings.

McCrayCray
Location:San Francisco
Age:45–54
Weight:150–175 lbs.
Height:5'6"
Rated 5.0 out of 5 stars
1 year ago

Looks great and feels even better.

Love the fabric and texture of this bag, it’s soft and more comfortable than standard sleeping bags. It’s also light weight and fits easily into a 20L stuff sack.

Age:45–54
Weight:150–175 lbs.
Height:5'6"

Ease of Use

Difficult to useVery easy to use

Product Weight

LightweightHeavy
Mr Mann
Location:Northern Michigan
Rated 5.0 out of 5 stars
1 year ago

Awesome warm bags for a great price.

[This review was collected as part of a promotion.] These sleeping bags are perfect for car camping. They provide for wiggle room for your feet which is really nice and they still pack down fairly small.

MK21
Location:Colorado
Rated 5.0 out of 5 stars
5 years ago

Great design

very comfortable and well designed. Love how there is more insulation on top than bottom. Comfy outer fabric. Warm for a 30 degree.

Cam C
Location:Providence, RI
Age:35–44
Weight:175–200 lbs.
Height:5'9"
Rated 5.0 out of 5 stars
1 year ago

Great Sleeping Bag

Great sleeping bag. The inner material is very cozy and the underside is slightly longer which is a nice touch.

Age:35–44
Weight:175–200 lbs.
Height:5'9"

Ease of Use

Difficult to useVery easy to use

Product Weight

LightweightHeavy
1 - 10 of 21 Reviews

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