SKU: 5713486855

ULTRASPIRE - Zygos 5.0 Hydration Pack

Sale price$409.19 Regular price$454.65
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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26

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Description

ULTRASPIRE - Zygos 5.0 Hydration PackDESCRIPTION: Since the first iteration of the Zygos, tens of thousands of runners have utilized this high capacity 14 liter race vest. The lightweight and comfortable wrap around design complimented by the ErgoFit Harness ensures the Zygos 5. 0 will be stable, comfortable, and hindrance free. The packs MaxO2 Form adjustable closure system secures and adapts to the packs load. This innovative system can conform the pack to the body using a single pull.

DESCRIPTION:

Since the first iteration of the Zygos, tens of thousands of runners have utilized this high-capacity 14-liter race vest. The lightweight and comfortable wrap-around design complimented by the ErgoFit Harness ensures the Zygos 5.0 will be stable, comfortable, and hindrance free. The pack’s MaxO2 Form adjustable closure system secures and adapts to the pack’s load. This innovative system can conform the pack to the body using a single pull. Similar to the MaxO2 Sternum, this system allows the pack to remain secured without impeding natural breathing. Featuring 8 on-the-go pockets there are 2 zippered shoulder pockets, a dual 4-way stretch mesh pocket, a pair of stretch mesh pockets (one of which is zippered and suitable for carrying a large cell phone), a zippered side pocket, and a magnetically closed side pocket. The main back compartment has been reinforced at the stress points with XT fabric which contains stronger than steel ripstop fibers. This pack includes a 2-liter reservoir that fits into the removable insulated bladder compartment. Available in 3 sizes to ensure a perfect fit.

DETAILS:

  • Lightweight, soft, breathable, but strong, large-holed mesh pulls moisture away from the body to keep skin dry and cool.
  • Silicone and PU-coated feather-weight nylon fabrics resist water, abrasion, and tears.
  • Max O2 Form™ for unrestricted breathing while maintaining a stable pack. Uses a shock cord with good stretch for unrestricted breathing but also a good rebound on the stretch for a stable ride. Patent Pending.
  • Plush feeling micro-fiber polyester edges, soft and non-abrasive against skin and clothing.
  • Sweat-proof webbing—won’t absorb water or get saturated and heavy.
  • Safety stitched bar tack on all stress points.
  • Quiet, bounce free, easy to see and use, zipper pulls.
  • Zig-zagged stitching over elastic for ultra-durability increased stretch, and rebound.
  • Simple, fast, easy in and out bladder attachment.
  • Magnon pocket for sweat-free pills, with automatic magnetic closure for rapid access to pills and other essentials. Patent pending.

SIZE:

Fit: Unisex

Size(s): Small (30″-36″), Medium (32″-38″), and Large (34″-42″)

Color: Pitch Black,

Hydration (not included) : 2L Reservoir

Bottle Compatible (not included):  UltraFlask, Formula 250, Human 20 oz 2.0, or Collapsible Bottle

Capacity: 854 c.i. (14L)

 

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: 5713486855

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4.6 ★★★★★
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Verified Purchase
Donna Mick
New York, US
★★★★★ 5
Great chew toy for my dog!
Color: Pacifier, Size: Small
My dog loves his Pacifier! It is pretty durable, odorless, easy for him to use and carry around from room to room! He loves to play with it!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 3, 2026
T
Verified Purchase
tara speece
Lexington, US
★★★★★ 4
Perfect for Teething Puppies and Adult Dogs and Keeps Them Busy
Color: Pacifier, Size: Small, Color: Pacifier, Size: Small
The Nylabone Puppy Pacifier Chew Toy has been a lifesaver during my puppy’s teething stage and AFTER. Quality: The material is sturdy yet gentle enough for developing puppy teeth. After weeks of daily use, it shows normal wear. The pacifier shape makes it easy for small mouths to grip and carry around. Effectiveness: It’s great for soothing sore gums and redirecting chewing behavior. I’ve noticed my puppy is calmer after chewing on it for a while. Helpfulness Tip: Supervise during chewing sessions and wash it occasionally with warm soapy water to keep it clean. If you have a small-breed puppy under 25 lbs, this toy is a safe, durable, and fun way to help with teething. Bought twice, they love these. Miniature dachshund and French bulldog
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 13, 2025
M
Verified Purchase
Milldan65
Omaha, US
★★★★★ 5
Wonderful purchase
Color: Pacifier, Size: Small
Wonderful purchase for my puppy during gnawing phase.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
D
Verified Purchase
DebbieKobler
Chelsea, US
★★★★★ 5
Nice chew toy
Color: Dinosaur, Size: Small
I have a small dog that loves chewing on these. It’s a bit pricey, but it helps keep her teeth clean, so I will pay this over her needing tooth extractions and a vet bill.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
S
Verified Purchase
ST
Port Orchard, US
★★★★★ 3
Not chew proof for little puppies
Color: Rings, Size: Small
Our first Chihuahua when she was a puppy loved chewing on this and pieces never came off. Our second Chihuahua I guess was a heavier tour and he was able to get pieces flaked off.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 24, 2026

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