Newegg offers the Timbuk2 Parkside Laptop Backpack in Black/Crimson, model no. 384-3-2094, for $55. Coupon code "EMCWWWF89" cuts that to $25. With free shipping, that's the lowest total price we could find by $25. It's designed for laptops up to 15" and features a front zip pocket, internal organizer, on-strap bottle opener, and ventilated back panel.