Ok *not* a backpack, but I have several Vanquest bags. Took a shot on a messenger style as my recent edition. This is the Envoy-13 Gen 4. Got it to carry my
ENVOY-13 (Gen-4) Messenger Bag - Vanquest Tough-Built Gear
SPYDERCO X VANQUEST | Take an in-depth look at all the awesome features of the Spyderco by Vanquest Envoy-13 Messenger Bag. Available exclusively at Spyderco.com. | By Spyderco | Facebook
Review: Vanquest Gear Envoy-13 - Pine Survey
Vanquest ENVOY-13 (Gen-4) Messenger Bag
Vanquest ENVOY-13 4.0 Messenger Bag Black 650413BK For Sale
Review: Vanquest Envoy-13 Messenger Bag (Gen 4) | furthereast.com
Spyderco by Vanquest® Envoy-13 Messenger Bag - Spyderco, Inc.