ChiaoGoo SPIN Bamboo Interchangeables 13 pairs of 5" (13 cm) needle tips US sizes 2, 3, 4, 5, 6, 7, 8, 9, 10, 10.5, 11, 13, and 15 / Metric sizes 2.75, 3.25, 3.5, 3.75, 4, 4.5, 5, 5.5, 6, 6.5, 8, 9, and 10 mm m), and 40" (3 S cords and 3 L cords to make circular sizes: 24" (60 cm), 32" (80 c100 cm) One S cord connector and one L Two S end caps and two L