Available to pre-order on Kickstarter.

Exterior: 18″ x 13″ x 6.5″ .
Interior: 16″ x 12″ x 6″
Weight: 4 lbs 15 oz.
The laptop sleeve on the back wall measures 15.5″ x 11″ x 1.25″
Shoulder Strap Length: Adjustable from 49″ to 55″
Materials:

Full-Grain Buffalo Leather
Brass Hardware
Premium YKK Zippers
Heavy Duty Nylon Liner