ICAPE offers a wide range of Double Layers Flex circuits structrure to offer solutions and cover your needs in PCB.
Two conductive layers with an insulating layer between outerlayers may have covers or exposed pads.
Plated through-holes provide connection between layers.
For some materials (PET and PEN, see further) thru holes plating process is to be silver screen.
Access holes or exposed pads without covers may be on either one or both sides; vias can be covered on both sides.
Stiffeners are optional.