Okawix:Okawix-site.shop number and type of keys/qqq

A USB key is a small storage device. Parameters:
 * %1$s = number of USB flash drives bought
 * %2$s = size of the flash drives
 * %3$s = model, type of the flash drives (e.g. Kingston Data Traveler)

Example: 1 Kingston Data Traveler 8 GB USB flash drive