This deal has ended.
Buy.com has the Samsonite L35 Notebook Case for only $20 plus free shipping and no sales tax (except CA, MA, MD, TN) after the $10 off $30 discount you get when you pay via Google Checkout. The case is made of 600-denier lightweight polyester fabric and has a notebook compartment with 10mm of foam padding. The dimensions should fit everything through a 15.4" widescreen notebook. This retails for $70 and eBags, normally very competitive on price, sells it for $39.99.