This wire jumper kit comes complete with preformed and pre-stripped 22 AWG solid jumper wires in 10 colors and 14 different lengths from 0.1" to 5". This jumper wire is perfect for breadboard projects that typically use 22 gauge solid wire. The wire is tinned copper and PVC insulated, and the ends are stripped 0.25" and bent 90° on both ends. There are 25 of each length for a total of 350 pieces. The wires are organized in a durable clear plastic case. A 350 piece wire jumper refill pack are also available (P/N: 20080).