This deal has ended.
This Caselogic Lightweight Upright Roller Bag 18" drops from $149.99 to $39.99 at Staples.com, plus shipping is free. This is the best we could find by $20. The roller bag features a laptop compartment up to a 16" display, a main compartment to pack clothing, and complies with most airlines carry-on regulations. Sales tax is charged in most states.