For thia King Cole pattern you will need:

Cardigsn

To fit bust 24" - 1 100g balls of King Cole Haze
To fit bust 26" - 2 100g balls of King Cole Haze
To fit bust 28" - 2 100g balls of King Cole Haze
To fit bust 30" - 3 100g balls of King Cole Haze
To fit bust 32" - 3 100g balls of King Cole Haze
 
4mm and 3.75mm knitting needles and a circular 4mm needle for the cardigan tie.

Sweater

To fit bust 24" - 2 100g balls of King Cole Haze
To fit bust 26" - 2 100g balls of King Cole Haze
To fit bust 28" - 3 100g balls of King Cole Haze
To fit bust 30" - 3 100g balls of King Cole Haze

4mm and 3.75mm knitting needles.