SKU: 84573830954
hyke & byke schlafsack

hyke & byke schlafsack Katahdin 0°F 625 FP Adv-Syn Sleeping Bag

Sale price$25.73 Regular price$28.59
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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20

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Description

hyke & byke schlafsack Katahdin 0°F 625 FP Adv-Syn Sleeping BagThis premium quality Katahdin 0F 625FP Hydrophobic Mummy Sleeping Bag with Advanced Synthetic is a new benchmark in lightweight, compressible down like synthetics built with the highest quality materials available. The Katahdin range is our Vegan option but is far from a compromise. Our ClusterLoft advanced synthetic is more durable than down and performs better in wet conditions. You won't find a better synthetic bag at our everyday honest prices.

This premium quality Katahdin 0°F 625FP Hydrophobic Mummy Sleeping Bag with Advanced Synthetic is a new benchmark in lightweight, compressible down-like synthetics built with the highest quality materials available. The Katahdin range is our Vegan option but is far from a compromise. Our ClusterLoft advanced synthetic is more durable than down and performs better in wet conditions. You won't find a better synthetic bag at our everyday honest prices. For warm, four-season comfort.

Professionally designed for thru-hiking, backpacking, and bike-packing, this bag boasts superior weight-to-warmth ratio rain or shine and is the ultimate value for saving space and weight for a multi-purpose sleeping bag. This range features a 100% ClusterLoft fill, which is a type of synthetic cluster of microfine fibers developed to simulate the compressibility and heat retention of down - resulting in a 625 fill power equivalence. More affordable than down and not far behind on fill power, many prefer a ClusterLoft fill. Due to the resistance of the synthetic fibers to getting matted down when wet, Katahdin bags will be the best at retaining heat in wet conditions. We often recommend these to newer backpackers who want maximum versatility on a budget.

Key Features

HIKE FARTHER with the LIGHTEST SYNTHETIC MUMMY SLEEPING BAG available (Short: 3.27 lbs., Regular: 3.54 lbs. & Long: 3.91 lbs.) for this quality at the price. Compare to other big 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.

SAVE SPACE and SHAVE WEIGHT: Filled with 625 Fill Power advanced synthetic, this 0 degree bag is super light, compact, and compares to a 625 fill power Down Bag but has better durability and moisture resistance.

STAY WARM & DRY: The result of Hydrophobic insulation capabilities and waterproof fabrics - the microscopic air clusters found in our advanced synthetic creates "loft" that traps heat and keeps you warm. Extreme Limit is 0 Degrees F, Lower Limit (men) is 10 Degrees F, and Comfort Limit (women) is 32 Degrees F.

LONG LASTING DURABILITY: Ultralight water repellent 400T 20 D ripstop nylon fabric liner with double large YKK zippers and anti-snag slider, wide shoulders and large footbox, snag-free velcro, drawstring, horizontal baffles, and compression stuff sack case for storage included. Comes in size Short (Individuals up to 5'6"), Regular (Individuals up to 6'), and Long/Tall/XL (Individuals up to 6'6").

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 $350+ 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.

 

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: 84573830954

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DaeDae
Whiting, US
★★★★★ 4
Glad I chose these Sturdy, Fluffy Pillows
Color: White, Size: 18x18 Inch
Took me forever to decide which pillows to buy....Price won out. There might be better out there, but I really can't see how. They plumped up really nicely. I once learned from a manager at a big box dept store when purchasing a goose down pillow how to 'activate' the pillow. Basically, he violently threw the pillow down onto the floor, then proceeded to beat the tar out of it....That's how it's done. I think many ppl don't do a good enough job when they get their pillows. I watched several videos from ppl who have purchased this type of pillow. And quite frankly, they do not know what they are doing....My pillows are very plump and awesome. I purchased the 20" squares and then chose 18" pillow covers to stuff them into. Perfection. Fat, soft, soothing pillows. Me and my Doggo are quite happy to lounge around on these durable puffs of fluffiness.
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Reviewed in the United States on May 14, 2026
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Barbara
Lexington, US
★★★★★ 5
Perfect! Soft and fluffy! Exact size!
Color: White, Size: 16x16 Inch
These little pillows are perfect! They exactly fit in a 16x16 pillowcase. They're very soft and fluffy!
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Reviewed in the United States on May 26, 2026
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Kathy
West Palm Beach, US
★★★★★ 5
Perfect
Color: White, Size: 12x12 Inch
These are great quality pillow inserts. They arrived very securely vacuum packed. Be careful when opening. I followed the directions and they were fluffy within a few minutes. They are small, but this is the size that I needed. I am glad that I didn’t order a few inches larger, as recommended by many. They fit perfectly in my 12x12 inch pillow covers. I would recommend this brand and seller for purchasing this product.
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Reviewed in the United States on May 2, 2026
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Sarah
Bozeman, US
★★★★★ 5
Fluffy and Supportive Pillow Inserts
Color: White, Size: 12x20 Inch, Color: White, Size: 12x20 Inch
I used these pillow inserts for my couch cushions, and they’ve worked out really well. They give my throw pillows a nice full look without being too stiff or flat, which makes the couch feel more put together and comfortable. Filling quantity: They’re nicely filled and give good shape without feeling overstuffed. Durability: They seem well-made and hold their shape well even after daily use. Color: Clean, bright white that works well with different pillow covers. Appearance: They make my decorative pillows look fluffy and full, giving the couch a more finished look overall.
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Reviewed in the United States on May 8, 2026
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Jason K.
Chelsea, US
★★★★★ 5
Very Straightforward and Easy to Use
Reload type: One Time Reload
I have used this several times, and it has always been a smooth and convenient experience. The biggest advantage is how intuitive the process is. Reloading the balance is simple, quick, and easy to understand without unnecessary steps or confusion. It is especially useful for managing spending, setting a shopping budget, or keeping funds ready for future purchases. Instead of entering payment details every time, having balance available makes checkout faster and more convenient. I also appreciate how quickly the funds are applied, allowing immediate use once the reload is completed. This is one of those simple Amazon features that works exactly the way it should. Overall, easy, efficient, and user-friendly. I have been very satisfied with it. Five stars.
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Reviewed in the United States on April 21, 2026

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