The Prototype PCB 20 x30 Cm Single Side Copper Fibre Board A4 Size most commonly used in printed circuit boards which is consists of a glass fiber reinforced (fiberglass) epoxy resin with a copper foil bonded on to one or both sides. PCBs made from paper reinforced phenolic resin with a bonded copper foil are less expensive and are often used in household electrical devices

Specification: 
Panel Size: 20× 30cm

Layers: Single Side

and you can CLICK HERE to see a tutorial of how you can make a PCB in your Home using Kitchen supplies.