Amazon.com: S erounder 5Pcs GPIO Ribbon Cable for Raspberry Pi Male to Female 40pin Breadboard Jumper Wire Computer Accessories 20cm(Male to Female) : Electronics
GPIO Ribbon Cable for Raspberry Pi Model A+/B+/Pi 2/Pi 3/Pi 4 [(40 pins)] : ID 1988 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: SamIdea 2-Pack 40pin Male to Female IDC GPIO Rainbow Ribbon Cable Jumper Wire for Raspberry Pi A+/B+/3 B, 20cm/8" : Electronics
Amazon.com: UCTRONICS Male to Female GPIO Ribbon Cable 40pin 8inch Breadboard Jumper Wires for Connection Raspberry Pi 3 2 Model B B+ w/ 3.5/5 inch TFT Touch Screen LCD Display : Electronics
GPIO IDC 40 Ways plug to receptacle ribbon cable (for side by side MiS – ATLANTIS for MiSTer FPGA
Amazon.com: KEYESTUDIO GPIO Breakout Kit for Raspberry Pi - Assembled Pi Breakout + Rainbow Ribbon Cable + 400 Tie Points Solderless Breadboard : Electronics
Amazon.com: NulSom Inc. 40p to 40p GPIO Ribbon Cable for Raspberry Pi 4/3 / Zero / 2 (8" 20cm) : Electronics