This TDK Data CD Rewritable CD-RW 5-pack is perfect for computer writers who need to store up to 185 MB of data per disc. With a maximum write speed of 4x, these CD-RWs are great for quickly and efficiently saving your important files. The discs come in slimline jewel cases for easy storage and transport.The TDK brand is known for its high-quality recordable media, and these CD-RWs are no exception. They are ideal for use in CD, DVD, and Blu-ray drives, and are compatible with a wide range of computers and devices. Whether you\'re looking to back up important documents, photos, or other files, these TDK Data CD Rewritable CD-RWs are an excellent choice.