CHENBO(TM) 120pcs 10cm 2.54mm Multicolored 40pin Male to Male,40pin Female to Female,40pin Male to Female, Color Breadboard Cable Jump Wire Jumper For Arduino Including :Total 120pcs=40pin Male to Male+40pin Female to Female+40pin Male to Female Each cable length: about 10cm /4-inch The male ends meant for insertion into standard 0.1"(2.54mm) female sockets and the female ends are meant for insertion onto standard 0.1"(2.54mm) male headers Made of high-grade copper wire material for safe and durable to use Be used for electronic project and Genuine Arduino product.