10. Everyone needs a good USB key for important data, quick file transfers, and sensitive documents. Verbatim’s Tuff-‘N’-Tiny line of flash drives are almost as small as a penny, and resistant to water, dust, and static, so you can attach one to a keychain and not worry about it getting damaged. Available in 2GB to 32GB. (www.verbatim.com; $9.75-$97.50)