SanDisk 512MB Ultra II Compact Flash $17.95

CompactFlash is the world's most popular removable mass storage device. The CompactFlash card is about the size of a matchbook and only weighs half an ounce.

CompactFlash technology has resulted in the introduction of a new class of advanced, small, lightweight, low-power mobile products that significantly increases the productivity and enhances the lifestyle of millions of people.

Buy.com is carrying this 512MB Compact Flash for $17.95