The SanDisk Ultra Fit SDCZ430-128G-G46 is a 128GB USB 3.0 flash drive with a read and write speed of up to 130MB/s. It is a compact drive designed to be unobtrusive and stay close to the port with its low-profile design. The drive features an easy-to-use sliding collar, making it easy to connect and disconnect when necessary. The SanDisk Ultra Fit is perfect for transferring and storing large amounts of data quickly and safely. It is ideal for storing and transferring files from laptops, PCs and other devices. The Ultra Fit comes with SanDisk SecureAccess software, which provides password protection and secure file sharing.