Height is from sternal notch to chin
Measurement is taken at neck circumference
Part Number | Description | Age | Height | Measurement |
79-83281 | MJ P0 | 0-6 months | 1.125" | ≤ 9" |
79-83206 | MJR P0 with Replacement Pad Set | 0-6 months | 1.125" | ≤ 9" |
79-83251 | MJ P1 | 6 months - 2 years | 1.125" | ≤ 9" |
79-83227 | MJR P1 with Replacement Pad Set | 6 months - 2 years | 1.125" | ≤ 9" |
79-83252 | MJ P2 | 2 - 6 years | 1.25" | 8" - 11" |
79-83228 | MJR P2 with Replacement Pad Set | 2 - 6 years | 1.25" | 8" - 11" |
79-83202 | MJ P3 | 6 - 12 years | 1.75" | 9" - 13" |
79-83222 | MJR P3 with Replacement Pad Set | 6 - 12 years | 1.75" | 9" - 13 |