Set includes buttons for diaper changes. 

Fabric contents: shell butter soft cotton  and lining is 100% cotton 

Bodice detail is a mix of machine smocking and hand embroidery 

Measurements are mid shoulder to stride. This is the bubbles measurements stretched. Chest measurement is below the arm pit from one side of the chest to the other. Chest measurement is supposed to be a few inches larger than the child's chest and the shoulder to stride as well for that "bubble" look

3-6 months chest: 10  length: 16.9
6-12 months chest: 10.4 length: 17.7
12-18 months chest: 10.8 length 18.5
2t chest: 11.6 length: 19.3
3t chest: 12.0 length: 20.1
4t chest: 12.4 length: 21.3