... p Professional flexible pcb board description:Base material: polyamideFoldaway space-saving and lightweightConductor (copper) thickness: 0.5, 1 ... .2Layers2-30 layers3Minimum Line width3mil4Minimum Line space3mil5Min space between pad to pad 3mil6Minimum hole diameter0 ... 10um 12Soldermask Green,Yellow,Black,Blue,White,Red,transparent photosensitive,,soldermask,Strippable soldermask13Minimum linewidth of ...