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Gregory Inertia 18L Hydration Pack

geartrade  |  SKU: MAAMODT4834
$5811 52% Off

Original price

$11995

Shipping calculated at checkout.
Condition
New  NEW
Never used. Shows no signs of wear. New items may have the original tags or come in their original packaging.

EXCELLENT
This gear should be like new with very minimal use and wear.

GOOD
This gear is still in good shape. There’s some wear and tear, but has plenty of life left in it. Signs of wear may include pilling, snags, lint, animal hair, dried dirt, and minor but noticeable staining, etc.

FAIR
This gear is still usable and is in OK shape, but shows noticeable signs of wear and tear. Fair condition products likely have cosmetic blemishes throughout such as pilling, lint, animal hair, and dried dirt. Physical damages such as holes, tears, loose stitching, and staining are often found on Fair items. Fair items are valued for function over form.

Free Shipping on Orders $100+*

Free Shipping on Orders $100+

  • Offer valid on products purchased from the sellers Geartrade or Backcountry
  • Not valid on orders shipped to Alaska and Hawaii
  • Not valid on products in the following categories: complete bikes, bike frames, bike wheels, travel cases, kayaks, inflatables, pontoons, SUP's, surfboards,wakeboards, crash pads, windsurf boards, cargo boxes, car racks, skis, snowboards, tents, backpacks and coolers

FAQ's

Are the product photos of the actual items?

  • Yes! Geartrade does not use stock photos on their used gear. What you see, is what you get.
  • Some items in new condition may have stock photos.

Why should I buy used gear?

  • Good gear is built to last, you can save a lot of money and it's great for the planet.

I want to sell gear - what do you accept?

What is your return policy?

  • We offer a generous no-questions-asked 14 day return policy for eligible items. Final sale items are not eligible for return. You have up to 14 days to initiate a return after your order has been delivered. The item needs to be in the same condition we sent it to you (keep those tags on). Our full return policy can be found here: Return Policy

How fast do you ship?

  • Most orders placed before 1pm MST are shipped out that day. We ship Monday-Friday.
Why Geartrade?
  • Items are Hand-inspected by Gear Experts
  • Steep Discounts on Premium Outdoor Brands
  • Over 3 million pounds of gear diverted from landfills since 1999

When the early morning mist clings to the ridges and the path ahead promises elevation, the Gregory Inertia 18L Hydration Pack becomes an extension of your intent. Its dynamic fit ensures the pack moves with you, not against you, thanks to a suspended backpanel design that circulates air, keeping your core cool even as the climb intensifies. Integrated routing in the breathable, perforated shoulder harness keeps the included 2-liter 3D Hydro Reservoir’s tube close and secure, while the magnetic sternum buckle ensures your DryLock bite valve is always within a quick, intuitive reach, preventing fumbling when you need a swift drink. With 18 liters of streamlined capacity, there’s ample space for a light shell, essential layers, and trail sustenance, all secured by side compression straps and easily accessed through front and side stretch pockets. Trekking poles can be quickly attached or stowed, leaving hands free for scrambling. Brand Gregory delivers a pack that’s not just about carrying gear, but about empowering fluid, unencumbered movement across demanding terrain, making every mile feel lighter. 
 
PRODUCT CONDITION
 
This Gregory Inertia 18L Hydration Pack is in New condition. 
 
Products in New condition have not been used or worn, and show no signs of wear. New items may have the original tags attached or come in their original packaging.   

TECH SPECS

  • Brand: Gregory
  • Material:  210D high density nylon
  • Includes 2l hydration reservoir
  • Zippered main compartment with hydration sleeve
  • Adjustable mesh shoulder straps
  • Adjustable hip and sternum straps 
  • 3D foam backpanel
  • Smaller zippered top pocket
  • Mesh side pocket
  • Reflective details 

Not everything needs to be new. Earth matters too.

Wear it Out ™

Your Security Matters

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