How To Choose The Perfect Backpack Size @PaulMessner
How To Choose The Perfect Backpack Size  @PaulMessner
Uploaded March 2026 | Updated September 2026, 1 hour ago
Join me at Ultralight Outdoor Gear where the team helps me properly measure my torso length and dial in the perfect fit for my next lightweight multi-day backpack. We load up and test several popular options from Hyperlite Mountain Gear, Gossamer Gear, ULA, and Gregory to see how different frames and pocket configurations handle the weight of my gear on the trail. Getting correctly sized is an absolute game-changer for long-distance comfort, so tune in to see which pack ultimately wins a spot in my kit!

Big thank you to Ultralight Outdoor Gear for supporting us in 2026 geni.us/UltralightOutdoorGear

Here's the Hyperlite Mountain Gear Backpack I opted for geni.us/UOGHyperliteUnbound55

Other backpacks can be found here geni.us/UOGRucksacks

Action Camera Used amzn.to/4cUOt1b
Microphone amzn.to/4rP1Cwt
Drone I use amzn.to/4sP2a6u

Timestamps
0:00 - Getting sized up at Ultralight Outdoor Gear
1:17 - How to accurately measure your torso length
4:25 - My lightweight multi-day backpack requirements
7:44 - Trying on the Hyperlite Unbound 55
15:44 - What happens if a pack is the wrong size?
18:57 - Fitting the Gossamer Gear Mariposa
22:46 - Testing the ULA Circuit 48
26:26 - Trying a traditional Gregory 50L pack
31:14 - Re-evaluating my current trail pack
34:10 - Comparing Hyperlite pocket and fabric options
36:19 - My final backpack choice!

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How To Choose The Perfect Backpack Size

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