Sony 128GB UHS-II Tough G-Series SD Card introducing the Sony 128GB UHS-II Tough G-Series SD Card. Designed for professionals who shoot in extreme conditions and require the highest performance. With bend-resistance that s 18 times greater than the SD standard the highest level waterproof and dustproof grades (IP68) the fastest read speed at up to 300 MB/s and the fastest write speed at up to 299 MB/s the SF-G series Tough specification protects professional work.