Deal Genius offers the Allen Waist Pack in Oakbrush for $6.97 with free shipping. (Amazon has it for the same price with orders of $25 or more.) That's the lowest total price we could find by $6. It is made of waterproof fabric and features an adjustable buckle and quiet zipper pull.
Deal Genius offers the iSafe 15" Laptop Backpack with Alarm and Strobe Light for $22.99 with free shipping. That's $77 off list and the lowest total price we could find. It features a 15.4" padded laptop sleeve, two high-decibel sirens, and one high-intensity flashing strobe light with a concealed activation switch.