One of the cheapest 256GB drives out there, which also supports USB micro. With read speeds up to 150 MB/s and USB 3.0, this could potentially be a cheap external OS drive for your system. Load up a bunch of Linux distros and have fun this weekend!
From Amazon:
The flash drive for your OTG Android phone
USB 3.0 and microUSB Connectors
Super-fast transfer speeds from drive to computer
SanDisk Memory Zone app manages files