Today only, until 6:40 pm ET (or 100% claimed), Amazon offers the SwissGear 15" Laptop Backpack in Black/Red, model no. 1775, for $29.99 with free shipping. That's tied with our October mention as the lowest total price we've seen. (It's also a current low by $8.) This backpack features a laptop sleeve that fits most 15" laptops, external dual pockets, airflow back system, and contoured shoulder straps.