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help Desk - Hat Science
Sizing
Hats come in many different shapes and sizes, the charts below should give you a good idea of your hat size. Alternatively, you can download our handy Hat Size Tape Measure to create your own hat measuring guide. Simply follow the easy instructions on the sheet and within a few minutes you can figure out your own hat size!
Kids Headwear
| INCHES | CM | HAT SIZE | ||||||
|---|---|---|---|---|---|---|---|---|
| Fitted | Easy Fitted | Stretch Fitted | Kid's | |||||
| 18 1/2 | 47 | Infant | ||||||
| 19 | 48 | 6 | XS | |||||
| 19 3/8 | 49.2 | 6 1/8 | S | Toddler | ||||
| 19 3/4 | 50.2 | 6 1/4 | S/M | |||||
| 20 1/8 | 51 | 6 3/8 | M | Child | ||||
| 20 1/2 | 52 | 6 1/2 | ||||||
| 20 7/8 | 53 | 6 5/8 | L | L/X | Youth | |||
| 21 1/4 | 53.9 | 6 3/4 | ||||||
| 21 5/8 | 54.9 | 6 7/8 | XL | |||||
| 22 | 55.9 | 7 | ||||||
* Size charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.
Adult Headwear
| INCHES | CM | HAT SIZE | ||||||
|---|---|---|---|---|---|---|---|---|
| Fitted | Easy Fitted | Stretch Fitted | ||||||
| 21 1/4 | 53.9 | 6 3/4 | S | S/M | ||||
| 21 5/8 | 54.9 | 6 7/8 | ||||||
| 22 | 55.9 | 7 | M | One Size Fits Most | ||||
| 22 3/8 | 56.8 | 7-1/8 | M/L | |||||
| 22 3/4 | 57.8 | 7-1/4 | L | |||||
| 23 1/8 | 58.7 | 7 3/8 | ||||||
| 23 1/2 | 59.7 | 7 1/2 | XL | L/XL | ||||
| 23 7/8 | 60.6 | 7 5/8 | ||||||
| 24 1/4 | 61.6 | 7 3/4 | XXL | |||||
| 24 5/8 | 62.5 | 7 7/8 | ||||||
| 25 | 63.5 | 8 | ||||||
* Size charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.
Kids Apparel
| HEIGHT (INCHES) | AGE (MONTHS) | SIZE | |
|---|---|---|---|
| 19-23 | 0-3 | 0-3(S) | Newborn |
| 24-26 | 3-6 | 3M (S) | |
| 27-28 | 6-9 | 9M (L) | |
| 29-30 | 9-12 | 12M (S) | Infant |
| 31-32 | 12-18 | 18M (M) | |
| 33-35 | 18-24 | 24M (L) | |
| 33-35.5 | 18-24 | 2T (S) | Toddler |
| 36-38.5 | 24-36 | 3T (M) | |
| 39-41 | 36-48 | 4T (L) | |
| 40-42.5 | 4 (S) | Child | |
| 43-45.5 | 5 (M) | ||
| 46-47.5 | 6 (L) | ||
| 48-49.5 | 7 (XL) | ||
| 50-53 | 8 (S) | Youth | |
| 54-60 | 10-12 (M) | ||
| 61-65 | 14-16 (L) | ||
| 65-68 | 18-20 (XL) | ||
* Size charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.
Adult Apparel
| SIZE | CHEST (IN) |
|---|---|
| XS | 33-34 |
| S | 35-37 |
| M | 38-40 |
| L | 42-44 |
| XL | 46-48 |
| XXL | 50-52 |
| 3XL | 54-56 |
| 4XL | 58-60 |
| 5XL | 60-61 |
| 6XL | 63-64 |
* Size charts are for reference only. Fit may vary depending on the construction, materials and manufacturer.