You will need

Cardigan
0-3 mths - 2 100gm Balls
3-6 mths - 2 100gm Balls
6-12 mths - 2 100gm Balls
1-2 yrs - 3 100gm Balls
3-4 yrs - 3 100gm Balls

Hat
1 x 100gm Ball for all sizes

Shoes
0-3 mths - 1 100gm Balls
3-6 mths - 1 100gm Balls