This wire set is an excellent choice for circuit prototyping and serves as a good breadboard hookup wire. The solid core design makes it easier to insert the wires into breadboard holes and plated through holes on printed circuit boards.Specification Cable Size: 24 AWGCable Outer Diameter: 1.4mmPacking List:10pcs x 5cm Long Black Cable10pcs x 5cm Long Red Cable10pcs x 8cm Long Black Cable10pcs x 8cm Long Green Cable10pcs x 8cm Long Blue Cable10pcs x 8cm Long Yellow Cable10pcs x 8cm Long White Cable10pcs x 8cm Long Red Cable10pcs x 10cm Long White Cable10pcs x 10cm Long Red Cable10pcs x 10cm Long Yellow Cable 10pcs x 10cm Long Black Cable10pcs x 10cm Long Blue Cable Advantage This wire kit is perfect for electronic enthusiasts and professionals alike.