Infants35
  Size Chart
  0-3 mo. 7-10 lbs up to 23"
  3-6 mo. 10-13 lbs 23-25"
  6-9 mo. 13-17 lbs 25-28"
  12 mo. 17-22 lbs 29-31"
  18 mo. 22-25 lbs 31-33"
  24 mo. 25-28 lbs 33-35"
Size chart is a general guide. It may include sizes that are unavailable for this item.