Stickers with blue letters. Your English characters still show through on the upper left side of the key with the Farsi characters on the lower right.
Farsi stickers are a very cost effective option for creating a bilingual Farsi/English keyboard.
The language stickers use an easy peel-and-stick method to install and are intended for use on a beige keyboard.
International Keyboards,Gamers, Shortcut Editing, Wireless Bluetooth Keyboards, Large Print, Computer Mice, Computer Keyboard Covers,
A very economical,affordable, cheap solution for creating a bilingual keyboard