Osprey Porter 30 - With padded sidewalls, convenient organization and a substantial suspension for backpack-style carry that disappears when checking bags, the Porter Series has set the standard for deluxe duffels.
REI Trail 40 Pack - Bags, Travel, and Backpacking
Gregory J38 - Shop direct from Gregory Mountain Products for the most durable & innovative luggage, business cases, backpacks and travel accessories. Free Shipping Gregory Packs
Patagonia Paxat 32L - The TSA-compatible Patagonia Paxat Backpack 32L is our largest daypack designed to keep you totally organized for global travel or daily commutes.
Crumpler "Rampaging Mob" M/L - Seems this is the closest thing they currently do. M for 15" (20 ltr) laptops, L for 17" (25 ltr)
Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.