830 Point Breadboard Solderless Prototype PCB Board Jumper Wires Kit for Arduino Proto Shield Distribution Connecting Blocks Ideal for high frequency and low noise circuits Come with extra 65pcs male to male solderless flexible breadboard jumper cable Accept wire with diameter 20-29Awg 830 tie points total. 200 in 2 power rails, 630 in a 30 x 10 matrix Double-sided peelable adhesive tape