hyke and bike schlafsack Snowmass 0°F Ultralight 650FP Down Sleeping Bag
SKU: 63537643322
hyke and bike schlafsack

hyke and bike schlafsack Snowmass 0°F Ultralight 650FP Down Sleeping Bag

Sale price$21.76 Regular price$24.18
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Ships within 48 hours · Estimated delivery Jul 3 - Jul 8

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Description

hyke and bike schlafsack Snowmass 0°F Ultralight 650FP Down Sleeping BagA toasty warm four season bag, our ultralight Quandary 0 Hydrophobic 650FP Down Mummy Sleeping Bag will keep you warm even when temperatures drop well below freezing. Professionally designed for thru hiking, backpacking, and camping, this bag boasts excellent weight to warmth ratio and is the ultimate sleeping bag for saving space and weight. Featuring a down upper fill for maximum warmth retention, and a ClusterLoft advanced synthetic underside fill

A toasty warm four-season bag, our ultralight Quandary 0º Hydrophobic 650FP Down Mummy Sleeping Bag will keep you warm even when temperatures drop well below freezing. Professionally designed for thru-hiking, backpacking, and camping, this bag boasts excellent weight-to-warmth ratio and is the ultimate sleeping bag for saving space and weight.

Featuring a down upper fill for maximum warmth retention, and a ClusterLoft advanced synthetic underside fill for sweat resistance and durability, this 0º hybrid sleeping bag packs down small is a perfect balance for all-around use. Our 650FP line is cut slightly roomier than the Eolus line and has a more even top-to-bottom fill ratio making it a good choice to use even without a sleeping pad.

Key Features

SAVE SPACE and SHAVE WEIGHT with ultralight premium quality Hydrophobic duck down filling - nature's best light insulator with the highest warmth-to-weight ratio to beat the cold outdoor winter weather. Buy now and have zero regrets.

STAY WARM: Experience the result of WR 650 fill power duck down, a revolutionary ClusterLoft base, and waterproof fabrics. The microscopic air clusters found in down feathers creates "loft" that traps heat and keeps you warm from 20 to 40 degrees.

HIKE FARTHER with the LIGHTEST MUMMY DOWN SLEEPING BAG available (weighs ONLY 3.23 lbs. for size Short, 3.38 lbs. for size Regular and 3.56 lbs. for size Long) for this quality at the price. Compare to other major brand names to see the price difference we achieve through direct-to-consumer sales. Summit any mountain or camp by the summer sea with these compact bags and have room for carrying your favorite fleece blanket or silk liner, goose filled pillow, and pad.

LONG LASTING DURABILITY from ultralight water repellent 400T 20 D ripstop nylon fabric liner with two large YKK zippers with anti-snag sliders, wide shoulders and large footbox, snag-free velcro, drawstring, vertical baffles, and compression stuff sack case for storage included. Comes in size Short, Regular or Long (Tall / XL). Equipped for the trailhead, from the Alps to Everest.

WANT 25% LESS WEIGHT and THE SAME WARMTH? Check out our Eolus 0°F 800FP Goose Down sleeping bag.

Specifications

The Hyke & Byke Difference

A USA based outdoor gear brand that started small but has quickly made a big impression on outdoor enthusiasts across the country (men, women, and kids alike). Our company's cosmic vision of providing double the value for every person (youth or adult) looking to go outdoors is possible through beating the big brands at cutting costs and connecting with our customers.

How We Operate to Save You Money

Our business model revolves around keeping operating costs extremely low to provide premium quality products at the absolute best price. We achieve this through running our business completely cloud based, with no added expenses for servers, commercial property, extra equipment and hardware.

Other brands charge $220+ for similar bags. Don't pay more just to cover their unnecessarily high overhead and operating expenses.

Trail Ready

For all of your outdoor adventures or travels, this bag will become your favorite and most coveted item on the packing list.

Dimensions by Sleeping Bag Size

  • Short: 72" long, 26" wide at the shoulders, 21" wide at the hips, 11" wide at the toe box (bottom), and 56" of shoulder girth Short size bags are best for individuals up to 5'-6" tall.
  • Regular: 78" long, 28" wide at the shoulders, 22" wide at the hips, 11" wide at the toe box (bottom), and 59" of shoulder girth Regular size bags are best for individuals 5'-7' to 6'-1" tall.
  • Long: 87" long, 32" wide at the shoulders, 26" wide at the hips, 14" wide at the toe box (bottom), and 64" of shoulder girth Long size bags are best for individuals 6'-2' to 6'-6" tall.

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 63537643322

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4.2 ★★★★★
Based on 1094 reviews
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Verified Purchase
Nicole Hoelting
Alexandria, US
★★★★★ 5
Finally sleeping through the night without waking up drenched
I was dealing with night sweats almost every night. Waking up overheated, flipping my pillow over constantly, just uncomfortable and restless. It was starting to mess with my sleep in a real way. Since switching to this cooling pillowcase (and pairing it with a cooling blanket), it’s been a completely different experience. I’m actually staying cool through the night and not waking up soaked or irritated. The fabric feels cool to the touch right away and doesn’t trap heat like a regular pillowcase. It’s smooth, comfortable, and still feels good after washing. Not stiff or weird like some “cooling” materials can be. Is it magic? No. But does it noticeably reduce overheating and help you sleep better? Absolutely. If you run hot at night or deal with night sweats, this is one of those small upgrades that makes a big difference. I wish I had bought it sooner.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
A
Verified Purchase
Amazing Sally
Waukegan, US
★★★★★ 5
so far so good
I was surprised at this pair of pillow cases only because the material seemed impossible to be cooling - it's that weird polyester blend. So far I have not awoken feeling sweaty around my face and scalp. I don't recall what I originally paid but I think it is great value for money! If you are sensitive to out of the box smell, I washed mine first and it didn't impede on the efficacy of the cooling!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
D
Verified Purchase
Devin Hill
Battle Creek, US
★★★★★ 5
It’s like sleeping on a beach in San Vito lo Capo
Italian voice: I’m a big meaty fella so I put off a lot of heat ya hear. These pillow cases have changed my life. One moment they’re hot and the next you flip them and you’re blasted with a blast of ice cool what it feels like to chew 5 gum feeling capeesh. I would reccomend these pillow cases to even my grandma. If ya wanta get a rest so good that it feels like ya been sleeping with the fishes get these pillow cases, they’re the real deal. Then stop at Pauline’s joint and grab a slice of pizza say Vinnie sent ya. Anyways I gotta go my wife’s cooking up a mean lasgna and we’re gonna watch the dodgers. Let me know how these treat ya I guarantee they will change your life. Vinnie out
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Reviewed in the United States on February 15, 2026
A
Verified Purchase
Amazon Customer
Grantham, US
★★★★★ 4
Soft "cooling" case.
Yes it is very cool when you lay on it. It doesn't stay cold though. Within a minute or 2 to whatever your temp is.
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Reviewed in the United States on December 25, 2025
C
Verified Purchase
CountryGal
Massapequa, US
★★★★★ 5
Great for hair and skin. Great buy.
These pillow cases are great for my hair and skin. They look good, hold up well in the washer and dryer, and the price is great. They are cooling. Of course I wish they could be more cooling, but honestly I'm not sure that's even possible. Great pillow cases. Already bought more for other heads. Would buy again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 11, 2026

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