You will also need:
1 Pair Of 3.25mm (US3) Knitting Needles.
1 Pair Of 4.00mm (US6) Knitting Needles.
Stitch Holders
4(4,5,6,7) Buttons for Round Neck and Collared Cardigan
2(2,2,3,3) Buttons for V Neck Cardigan
Tension: 22 stitches and 28 rows to 10cm (4in) over stocking stitch using 4mm needles, or the size needed to achieve the correct tension.