2Y - Back 29.5" Front 30.5" | Length3Y - Back 30.5" Front 32" | Length4Y - Back 31" Front 32.5" | Length5Y - Back 33.5" Front 34.5" | Length6Y - Back 35.5" Front 37" | Length7Y - Back 37.5" Front 28.5" | Length8Y - Back 39" Front 40" | Length10Y - Back 43.5" Front 44.5" | Length12Y - Back 45.5" Front 46.5" | Length14Y16Y