General Men's Sizing
| Size | S | M | L | XL | 2X | 3XL | 4XL |
| Neck (in.) | 14 - 14 1/2 | 15 - 15 1/2 | 16 - 16 1/2 | 17 - 17 1/2 | 18 - 18 1/2 | 19 19 1/2 | 20 - 20 1/2 |
| Chest (in.) | 35 - 37 | 38 - 40 | 42 - 44 | 52 | 56 | 60 | 63 3/4 |
| Waist (in.) | 30 -32 | 32- 35 | 35 -38 | 38 - 43 | 43 - 48 | 48 - 53 | 53 - 57 |
| Sleeve (in.) | 30 | 30 1/4 | 31 | 31 3/4 | 32 5/8 | 33 1/2 | 34 1/4 |
General Women's Sizing
| Size | XXS(0) | XS(2-4) | S(6-8) | M(10-12) | L(14-16) | XL(18-20) | 2X(22-24) |
| Bust (in.) | 31 1/2 | 32 1/2 - 33 1/2 | 34 1/2 - 35 1/2 | 36 1/2 - 38 | 39 1/2 - 41 | 43 - 45 | 47 - 49 |
| Waist (in.) | 23 | 24 - 25 | 26 - 27 | 28 - 29 1/2 | 31 - 33 | 34 1/2 - 37 | 38 - 40 1/2 |
| Hip (in.) | 33 1/2 | 34 1/2 - 35 1/2 | 36 1/2 - 37 1/2 | 38 1/2 - 40 | 41 1/2 - 43 | 45 - 47 | 49 - 51 |
Youth Boys Sizing
| Size | S(8) | M(10-12) | L(14-16) | XL(18-20) |
| Height (in.) | 51 - 52 | 52 - 55 | 55 - 59 | 59 - 65 |
| Weight (lbs.) | 63 - 66 | 66 - 73 | 73 - 87 | 87 - 110 |
Youth Girls Sizing
| Size | S(8) | M(10-12) | L(14-16) | XL(18-20) |
| Height (in.) | 50 - 51 | 54 - 55 | 58 - 60 | 61 - 63 |
| Weight (lbs.) | 55 - 60 | 63 - 77 | 82 - 96 | 96 - 110 |
Toddler/Preschool Sizing
| Size | 2T | 3T | 4T | S(4) | M(5-6) | L(7) |
| Height (in.) | 32 - 36 | 36 - 38 | 38 - 41 | 39 - 41 | 42 - 46 | 47 - 49 |
| Weight (lbs.) | 24 - 28 | 28 - 32 | 32 - 36 | 32 - 37 | 37 - 46 | 46 - 54 |
Newborn/Infant Sizing
| Size | 3M | 6M | 9M | 12M | 18M | 24M |
| Height (in.) | 22 - 26 | 26 - 28 | 28 - 29 | 29 1/2 - 31 | 31 1/2 - 33 | 33 1/2 - 36 |
| Weight (lbs.) | 12 1/2 - 15 | 15- 17 | 17 - 21 | 21 - 23 1/2 | 24 - 26 | 26 - 28 |
Men's New Era Hat Sizing
| 59FIFTY | 6 7/8 | 7 | 7 1/8 | 7 1/4 | 7 3/8 | 7 1/2 | 7 5/8 | 7 3/4 | 7 7/8 | 8 | ||
| 39THIRTY | Small/Medium | Medium/Large | Large/X-Large | |||||||||
| 9FIFTY | One size fits most | N/A | ||||||||||
| 9FORTY | N/A | One size fits most | N/A | |||||||||
| Inches | 21 5/8 | 22 | 22 3/8 | 22 3/4 | 23 1/8 | 23 1/2 | 23 7/8 | 24 1/4 | 24 5/8 | 25 | ||
| CM. | 54.9 | 55.8 | 56.8 | 57.7 | 58.7 | 59.6 | 60.6 | 61.5 | 62.5 | 63.5 | ||
Men's '47 Hat Sizing
| Hat Size | 6 7/8 | 7 | 7 1/8 | 7 1/4 | 7 3/8 | 7 1/2 | 7 5/8 | 7 3/4 | 7 7/8 | 8 | |
| Sized | Small | Medium | Large | X-Large | N/A | ||||||
| Stretch | Small/Medium | One size fits most | Large/X-Large | N/A | |||||||
| Adjustable | One size fits most | N/A | |||||||||
| Inches | 21 5/8 | 22 | 22 3/8 | 22 3/4 | 23 1/8 | 23 1/2 | 23 7/8 | 24 1/4 | 24 5/8 | 25 | |
| CM. | 54.9 | 55.8 | 56.8 | 57.7 | 58.7 | 59.6 | 60.6 | 61.5 | 62.5 | 63.5 | |
Women's New Era Hat Sizing
| 59FIFTY | 6 7/8 | 7 | 7 1/8 | 7 1/4 | 7 3/8 | 7 1/2 |
| 9FORTY | One size fits most | |||||
| 9FIFTY | One size fits most | |||||
| 9TWENTY | One size fits most | |||||
| Inches | 21 5/8 | 22 | 22 3/8 | 22 3/4 | 23 1/8 | 23 1/2 |
| CM. | 54.9 | 55.8 | 56.8 | 57.7 | 58.7 | 59.6 |
Kids' New Era Hat Sizing
| 59FIFTY | 6 | N/A | N/A | 6 3/8 | 6 1/2 | 6 5/8 | 6 3/4 | 6 7/8 | 7 |
| 39THIRTY | Toddler/Child | Child/Youth | N/A | ||||||
| 9FIFTY | N/A | One size fits most | N/A | ||||||
| 9FORTY | Infant | Toddler | Child | Youth | |||||
| Inches | 19 | 19 3/8 | 19 3/4 | 20 1/8 | 20 1/2 | 20 7/8 | 21 1/4 | 21 5/8 | 22 |
| CM. | 48.2 | 49.2 | 50.1 | 51.1 | 52 | 53 | 53.9 | 54.9 | 55.8 |