Newegg offers the Rosewill 17.3" Notebook Backpack, model no. RMBP-12001, for $29.99. A $10 mail-in rebate cuts the price to $19.99. With free shipping, that's the lowest total price we could find by $10. It features air-flow back padding and an iPod/MP3 player pocket. Rebate expires December 16.