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0 Degree F 625 Fill Power Hydrophobic Sleeping Bag with Advanced Synthetic

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This premium quality Hyke & Byke 0°F 625FP Hydrophobic Sleeping Bag with Advanced Synthetic is the lightest, most compressible down-like synthetic bag built with the highest quality materials available that is...

$99.97 $119.99

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Hyke & Byke 0F 625FP Ultralight Adv-Syn Sleeping Bag

This premium quality Hyke & Byke 0°F 625FP Hydrophobic Sleeping Bag with Advanced Synthetic is the lightest, most compressible down-like synthetic bag built with the highest quality materials available that is honestly priced!

Professionally designed for thru-hiking, backpacking, and bike packing, this bag boasts superior weight-to-warmth ratio rain or shine and the ultimate multi-purpose sleeping bag for saving space and weight.

Hyke & Byke products are 3rd Party Tested and IDFL Certified so you know you are getting what you pay for! Our gear has been tested on adventures worldwide by 60,000+ customers and we stand behind it with our Lifetime Warranty!

  • KEY FEATURES

    HIKE FARTHER with the LIGHTEST SYNTHETIC MUMMY SLEEPING BAG available (Short: 3.23 lbs., Regular: 3.38 lbs. & Long: 3.56 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

    This bag comes with top of the line 400T Rip-Stop Nylon Fabric, heavy duty YKK anti-snag zippers, horizontally designed baffles to retain heat evenly, hydrophobic 625 Fill Power advanced down-like synthetic fill to ensure durable longevity, DWR moisture resistance, extreme loft, and an amazing warmth-to-weight ratio! 

    Short: The dimensions of the size Short bags are 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: The dimensions of the size Regular bags are 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'-0" in height. 

    Long: The dimensions of the size Long bags are 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'-1" to 6'-6" in height.

    Additional information can be found within our FAQ Page.

  • HYKE & BYKE

    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.

    Buy With Confidence and Risk Free - 100% Money Back Guarantee - If you don't love your new bag, simply return it within 30 days of delivery for a full refund! Click Add To Cart now to get your go-to bag today!

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Warranty Information

YOU ARE COVERED WITH OUR LIFETIME WARRANTY!​

Hyke & Byke products are guaranteed for life to the original owner against manufacturing defects in materials and workmanship for the lifetime of the product.  We are proud of the quality of our products and stand behind them with our lifetime warranty.  To learn more about our Lifetime Warranty Click Here.

If a Hyke & Byke product covered by this warranty fails due to a manufacturing defect we will replace the product (limited to 1 full replacement).

This warranty does not cover damage caused by accident, improper care, negligence, alteration, abuse, misuse, or an act of nature (fire, flood, moths, etc.), snags, stains, pilling, discoloration from the natural breakdown of colors and materials over extended time and use, deterioration, burns, or damage from normal wear and tear. For damage not covered under warranty, we will do our best to inform the customer of the most economic means of repairing the product.  For many such issues, we recommend Gear Aid products available on Amazon by Clicking Here.

For warranty evaluation, open a warranty claim by Clicking Here.  Upon approval, you will be provided with a prepaid shipping label and return shipping address and instructions.  Hyke & Byke is not liable for lost in-bound packages. Please make sure the product is clean prior to shipment. Charges will be assessed if cleaning is necessary or product may be returned to you if it cannot be adequately cleaned.

For international warranty claims (outside the United States), shipping and duty fees are the responsibility of the customer.