The Emtec two Batman and six Superman USB 32 GB Flash Drive/Keychain Set of 8 is an external drive designed for use with laptops, PCs, and Macs. With a storage capacity of 32 GB, this removable USB flash drive features a multicolor design and is part of the Emtec product line. The set includes a total of eight drives, each with a different superhero theme, making it a fun and functional addition to any storage and backup solution.