2. ATP ProMax SD
Mariners, extreme sports fans, and parents of small children will appreciate this SD card: An interior cover protecting its components makes it resistant to water, dust, shock, and static electricity. It can operate in temperatures from -40° to 185°F and has fast transfer speeds of 22.5MB per second (read) and 15MB per second (write). Prices (street): 128MB, $15; 256MB, $20; 512MB, $35; 1GB, $55; 2GB, $100. Info: www.atpinc.com; 408-732-5000.