Product Name: Arduino Breadboard Solderless Flexible Breadboard Jumper Wires Model NO.: Jumper Wires Brand: Arduino Uno R3 Model: Arduino Uno R3 Certification: RoHS, CCC Wire Core Material: Bare Copper Wire Conductor Type: Stranded Material Shape: Round Wire Type: Cat 5 Cover Material: PVC Conductor Material: Copper Application: Arduino Uno R3 Product Name: Arduino Uno R3 Wire Used for: Arduino Uno R3 Trademark: Arduino Uno R3 Transport Package: PP Packing Specification: 70g Origin: China HS Code: 8544601300 Product Description Arduino Breadboard Solderless Flexible Breadboard Jumper WiresProduct DiscreptionMaterial:copper-clad steel,PVC,Goodconductivity,can be used repeatedly.The head of the cables is stronger, not easy to fall.Different size wire: 4.72 inch,6.29 inch,7.87 inch,9.84 inch,many kinds of colors and sizes can do all kinds of circuit experiments.Packing in a color boxWe have always cared about the customer experience and improve the product function details.