Yonger 65 PCS Solderless Flexible Breadboard Jumper Wires Material- pure copper wire,PVC,Good conductivity,can be used repeatedly Color & Size - Green,white,black,yellow,red,orange - 4.72 inch(65pcs),6.29 inch(15pcs),7.87 inch(10pcs),9.84 inch(10pcs), 3.3V/5V MB102 Breadboard power module 65 Flexible jumper wires many kinds of colors and sizes can do all kinds of circuit experiments