SKU: 78384978276
hyperlite mountain gear junction 3400

hyperlite mountain gear junction 3400 Hyperlite Southwest, White / S / 55L

Sale price$25.98 Regular price$28.87
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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20

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Description

hyperlite mountain gear junction 3400 Hyperlite Southwest, White / S / 55LShips in 1 2 business days Based in Biddeford, ME Est. 2010 Hyperlite Mountain Gear's most versatile, long trail pack The Junction 55 pack is a compact companion thats at home in any environment, whether youve got your setup streamlined, youre just heading out for a weekend, or youre section hiking in areas where supplies are easy to find. Ideal when resupply points are less frequent and or when equipment flexibility is needed. The main body is now

Ships in 1-2 business days | Based in Biddeford, ME | Est. 2010

Hyperlite Mountain Gear's most versatile, long trail pack

The Junction 55 pack is a compact companion that’s at home in any environment, whether you’ve got your setup streamlined, you’re just heading out for a weekend, or you’re section hiking in areas where supplies are easy to find. Ideal when resupply points are less frequent and/or when equipment flexibility is needed. The main body is now built with a fully woven Dyneema® 200-denier fabric that offers more durability with the same signature lightweight and 100% waterproof qualities that people love about other Dyneema® fabrics. With two solid-fabric side pockets that add protection from whatever’s inside and a center mesh pocket for visibility and drying wet gear, the Junction is a comfortable pack that delivers premium performance wherever you’re headed.

Features:

  • Internal frame with two removable aluminum stays
  • Padded hip belt
  • Made with exclusive Dyneema® Woven Composite 3.9 this fabric provides exceptional abrasion resistance, feels better to touch, and reduces crinkling in cold conditions
  • Roll-top closure system with vertical compression straps that allows you to adjust the pack's volume, keeping the load compact, stable, and protected from the weather
  • Top Y-strap provides compression and top-of-pack storage for gear
  • Integrated 1/4" foam back panel adds cushioning and support for a more comfortable carry
  • Zippered hip belt pockets offer easy access to essentials
  • Two removable contoured aluminum stays offer support and help distribute the load
  • Seam taped on all vertical side seams and behind sewn-on pack features enhances water resistance, keeping your gear dry
  • Sternum strap allows for easy adjustments along shoulder strap daisy chains
  • Shoulder straps with frequent bartacks for increased sternum strap adjustment options allow for a customized fit
  • Shoulder straps feature an adjusted shape for a more natural curve around your neck, providing enhanced comfort
  • Removable side compression straps for versatile gear attachment options
  • Streamlined hydration system featuring a simple bladder hang loop and repositioned hydroport
  • Sewn-through back panel construction creates a curved shape that locks the interior panel in place, providing a more comfortable and durable fit

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Specs 

Volume: 55L

  • External Pockets: 13.4L

External Pockets: 5

Recommended Maximum Load Capacity: Up to 40lbs | 18kg

Sizing:

  • Small: 15”-17” torso | 38cm - 43cm
  • Medium: 17”-19” torso | 43cm - 48.3cm
  • Large: 19”-21” torso | 48.3cm - 53.3cm
  • Tall: 21"+ torso | 53.3cm+

*See our backpack sizing page to learn how to fit a backpack

Weight: 30.6oz | 866g (medium)

Dimensions: 36"H (fully unrolled) x 11"W | 91cm x 28cm

  • Circumference (Top/Bottom): 40” / 33.5” | 101.6cm / 85.1cm

Materials:

  • Body: Dyneema® Woven Composite 3.9
  • External Pockets: Large Hole Mesh
  • Shoulder Straps & Hipbelt: Hardline with Dyneema®, Closed cell foam, Spacer mesh
  • PFAS-Free

Made in Mexico

    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: 78384978276

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    4.7 ★★★★★
    Based on 29 reviews
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    Nicole Hoelting
    Bozeman, 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
    Omaha, 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
    Phoenix, 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
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on February 15, 2026
    A
    Verified Purchase
    Amazon Customer
    Waukegan, 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.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 25, 2025
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    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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