| Size | X-Small | Small | Medium | Large | X-Large | 2X-Large |
| Age | Newborn | 0-4 months | 3-8 months | 6-14 months | 12-24 months | 2+ years |
| Waist | 11.8"-14.2" | 14.2"-16.5" | 15.7"-18.1" | 17"-18.5" | 17.7"-20" | 18.5"-20.8" |
| Thigh | 6.2"-7.9" | 7.1"-9.4" | 7.9"-10.2" | 8.6"-11" | 8.6"-11.8" | 10.2"-12.6" |