For this pattern you will need (100g Balls)

Round Neck Cardigan

32in Chest - 3 Balls
34in Chest - 4 Balls
36in Chest - 4 Balls
38in Chest - 5 Balls
40in Chest - 5 Balls
42in Chest - 6 Balls
44in Chest - 6 Balls
46in Chest - 7 Balls

V Neck Cardigan

32in Chest - 3 Balls
34in Chest - 4 Balls
36in Chest - 4 Balls
38in Chest - 5 Balls
40in Chest - 5 Balls
42in Chest - 6 Balls
44in Chest - 6 Balls
46in Chest - 7 Balls

Needles needed: 3.75mm and 4mm
8 Buttons for round neck cardigan, 4 buttons for v neck cardigan.