You can order the needed PCB for example at one of the following links. Usually all standard settings will be fine, it is a 2 layer PCB. If you want to modify the PCB, you can do it with the free version of eagle. Example settings are shown below:
Links to order
Cheap, maybe longer delivery time (China):
Of course you can also use any other supplier for PCBs.
Please download and unzip the file below. To order the PCB, you just need the *.brd file.
The *.sch file is only needed if you want to modify the layout yourself: