How to measure: Wrap a soft measuring tape around the widest part of the head, just above the eyebrows and ears. Keep the tape level and snug, without pulling tight, and record the measurement in inches or centimeters. Age labels are a starting point, as head sizes vary.
| Size | Recommended Head Circumference |
|---|---|
| 0–3M | 14–15" |
| 3–6M | 15.5–16.5" |
| 6–12M | 16.5–17.75" |
| 12–18M | 17.5–18.5" |
| 18–24M | 18.5–19.5" |
| 2T–3T | 19–20" |
| 4T–5T | 19.5–20.5" |
| 6T–7T | 20–21.5" |
| Adult One Size | 22–24" |