Size Chart:
Size 70: Top Length: 24cm/9.4" Waist*2: 20cm/7.9" Advice Age:0-6 Months
Size 80: Top Length: 26.5cm/10.4" Waist*2: 21cm/8.4" Advice Age:6-12 Months
Size 90: Top Length: 29cm/11.4" Waist*2: 22cm/8.7" Advice Age:12-18 Months
Size100: Top Length: 31.5cm/12.4" Waist*2: 23cm/9.1" Advice Age:18-24 Months