●Breadboard jumper wire 65 pieces pack, total 3 sets and 195 pieces. ●Male to male and material - pure copper wire, PVC, good conductivity. ●4 cables of different length: 120 mm (4.72 inches) - 147 pieces, 160 mm (6.29 inches) - 24 pieces, 200 mm (7.87 inches) - 12 pieces, 250 mm (9.84 inches) - 12 pieces. ●MAKES THE PROJECT EASIER SOLID QUALITY PRODUCT THAT MAKES FAST JUMPER CONNECTIONS ON A BRE ●PRE-MADE BACKUP WIRES: their ends are solid, the right length and diameter to fit into the holes of your pegboard. This makes it very easy to create or modify configurations on your breadboard.