Just very well designed for the purpose.
Raspberry pi 3 breadboard ribbon cable.
Haitronic 120pcs 20cm length jumper wires dupont cable multicolored 10 color 40pin m to f 40pin m to m 40pin f to f for breadboard arduino based diy raspberry pi 2 3 robot ribbon cables ki 4 7 out of 5 stars 360.
Well labeled connections with a little cheat card for the connector and another for the resistor color code.
Easy to plug in the ribbon cable and the break out into the provided breadboard.
Specifically designed for raspberry pi 3b raspberry pi 2b raspberry pi 1b raspberry pi 1a raspberry pi zero w raspberry pi zero can break out all those tasty power gpio i2c and spi pins from the 40 pin header onto a solderless breadboard each order comes with a 40 pin ribbon cable and assembled t type plus gpio expansion board.