Product DescriptionSize(inch)80 Length: 18.50 Waist: 20.47 Age: 6-12 Months90 Length: 19.69 Waist: 21.26 Age: 12-18 Months100 Length: 20.87 Waist: 22.05 Age: 18-24 Months110 Length: 22.05 Waist: 22.83 Age: 2-3 Years120 Length: 23.23 Waist: 23.62 Age: 3-4 YearsFriendly Tips1. Please kindly allow 2-3% differences according to manual measurement. 2. Please check the measurement chart carefully before you the item. (1 inch = 2.54 cm)3. Please note that slight color differences should be acceptable due to the light. Thanks.PromiseIf the product has any quality problems, please feel to contact us, we will help you solve the problem as quickly as possible.