ITEM NAME:5x DIY Double Side Copper Clad Laminate PCB FR4 Printed Circuit Board 100x 150mm 5x Double Side Copper Clad Laminate PCB Printed Circuit Board DIY FR4 10 x 15cm SPECIFICATIONS.(5x Double Side Copper Clad Laminate PCB Printed Circuit Board DIY FR4 10 x 15cm. Item included: 5x Copper Clad Laminate Board. 1) Copper clad laminate is easy to have dirty place and scratches, scratches or fingerprints on surface is normal but does not affect usage.