It fits in your case or gig bag, alongside your spare set of strings that you definitely carry in there at all times, right? RIGHT? Perfect.
From Dunlop: This kit includes the following pro-quality tools that you can use to change your strings in no time with no frustration:
Universal Speedwinder
Compact String Cutter
Superlube Gel Pen
Hex Key Multi-Tool
Microfiber Polish Cloth