Amazon.com: SIM&NAT 8inch / 20cm Male to Female Dupont Wire, Male to Male, Female to Female Breadboard Jumper Wire Ribbon Cables kit for Arduino Raspberry Pi 2/3 (90 PCS) : Electronics
Jumper Wires, Male/Female, 40 Conductor x 4" (10cm) - ProtoSupplies
120pcs 20cm Male to Male, Female to Male, Female to Female Jumper Wire Connector Dupont Cable for Breadboard - AliExpress