Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : cut the segments 1.5cm ( 0.6 inch) , 3cm ( 1.2 inch), 4cm ( 1.6 inch), ...

Full tutorial video link above the title materials I used : Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 20 and 15cm ( 8 and 6 inch) 20 gauge ( wire diameter 0.3mm ) : 100 and 50cm ( 40 and ...