Buy.com offers the Wenger Swiss Army Maxxum 15" Notebook Backpack
, model no. GA-7303-13F00, for $35.99
with free shipping
. That's the lowest total price we could find by $9. It is suitable for most 15" and 15.4" laptops and features a padded computer pocket, shock-absorbing shoulder straps, air flow back padding, quick pocket, essentials organizer, adjustable chest strap, and iPod/MP3 pocket.