More info here:

http://www.40percent.club/2018/06/gnapkin-plates.html

How to order PCBs from gerber files

EasyEDA ordering info:

Top Plate

Gerber: gnapkin_top.rar

Layers:2 
Dimension: 64mm*245mm 
Thickness:1.6 PCB 
PCB Qty.: 10;
PCB Color: Green;
Surface Finish: HASL;
Copper Weight: 1;
Panelized PCBs: 1

Bottom Plate

Gerber: gnapkin_bottom.rar

Layers:2 
Dimension: 64mm*245mm 
Thickness:1.6 PCB 
PCB Qty.: 10;
PCB Color: Green;
Surface Finish: HASL;
Copper Weight: 1;
Panelized PCBs: 1

Files released under https://creativecommons.org/licenses/by-nc-sa/4.0/