These Memorex Secure DVD-R discs provide an easy-to-use, trouble-free way to protect the confidentiality of your data. Each disc comes pre-loaded with EncryptDisc Lite software that lets you set a password before burning your files and information. This creates a layer of protection for your confidential data, whether personal or business, without needing to install any software on your computer. So should your discs get lost or stolen, your sensitive information will remain secure. 4.6 GB storage capacity, single sided disks provide a 16x maximum write speed. Come packaged in slim jewel cases.