The SanDisk Ultra Dual Drive m3.0 is a set of 25 USB flash drives with a storage capacity of 64GB each. These drives feature a dual-drive design, making it easy to transfer data between multiple devices. With a sleek gray color and USB 3.0 specification, these drives are perfect for both personal and professional use. The SanDisk Ultra Dual Drive m3.0 is a reliable and high-quality product that offers fast data transfer speeds and a generous storage capacity for all your storage needs.