You will need

32in Chest - 2 Balls
34in Chest - 3 Balls
36in Chest - 3 Balls
38in Chest - 4 Balls
40in Chest - 4 Balls
42in Chest - 5 Balls

3.25mm and 4mm Needles
3 Buttons

This pattern is knitted in Volcano Shade 2396