SanDisk Extreme Go 256GB USB 3.2 Type-A Flash Drive with up to 400MB/s read speed and up to 240MB/s write speed, Black : Amazon.co.uk: Computers & Accessories
SanDisk 256GB Ultra Dual Drive Luxe, USB Type-C Flash Drive all metal, up to 400 MB/s, with reversible USB Type-C and USB Type-A connectors, for smartphones, tablets, Macs and computers, Silver :