Recommended size chart:
Three sizes are suitable for the height of the children tried on, are very appropriate;But if the child is a little fat, suggest to choose a large size.
Small : 2- 4years, Height: 60- 90cm/23''-35'', Weight: 26 - 34 LB
Medium : 4-6 years, Height: 90 -105cm/35''-41'', Weight: 34 - 45 LB
Large : 7-9 years, Height: 105-130cm/41''-51'', Weight: 45 - 65 LB