Welcome to Prep Jackets! Our size guide helps you find the perfect fit for our custom letterman school jackets. We craft high-quality jackets that reflect school spirit and personal style. With a variety of colors, materials, and design options, customizing your jacket is easy. Join students nationwide who trust Prep Jackets for their letterman needs. Start designing your custom jacket today!
| ACTUAL BODY CHEST SIZE | JACKET SIZE | CHEST | SLEEVES | SHOULDERS | LENGTH |
| 37″-38″ | XS | 45″ | 26″ | 18.5″ | 26″ |
| 39″-40″ | S | 47″ | 26.5″ | 19.5″ | 26.5″ |
| 41″-42″ | M | 49″ | 27″ | 20.5″ | 27″ |
| 43″-44″ | L | 51″ | 27.5″ | 21.5″ | 27.5″ |
| 45″-46″ | XL | 53″ | 28″ | 22.5″ | 28″ |
| 47″-48″ | 2XL | 55″ | 28.5″ | 23.5″ | 28.5″ |
| 49″-50″ | 3XL | 57″ | 29″ | 24.5″ | 29″ |
| 51″-52″ | 4XL | 59″ | 29.5″ | 25.5″ | 29.5″ |
| 53″-54″ | 5XL | 61″ | 30″ | 26.5″ | 30″ |
| ACTUAL BODY CHEST SIZE | JACKET SIZE | CHEST | SLEEVES | SHOULDERS | LENGTH |
| 33″-34″ | XS | 41″ | 25″ | 16.5″ | 25″ |
| 35″-36″ | S | 43″ | 25.5″ | 17.5″ | 25.5″ |
| 37″-38″ | M | 45″ | 26″ | 18.5″ | 26″ |
| 39″-40″ | L | 47″ | 26.5″ | 19.5″ | 26.5″ |
| 41″-42″ | XL | 49″ | 27″ | 20.5″ | 27″ |
| 43″-44″ | 2XL | 51″ | 27.5″ | 21.5″ | 27.5″ |
| ACTUAL BODY CHEST SIZE | JACKET SIZE | CHEST | SLEEVES | SHOULDERS | LENGTH |
| 27″-28″ | XS | 35″ | 23.5″ | 14.5″ | 23.5″ |
| 29″-30″ | S | 37″ | 24″ | 15″ | 24″ |
| 31″-32″ | M | 39″ | 24.5″ | 15.5″ | 24.5″ |
| 33″-34″ | L | 41″ | 25″ | 16.5″ | 25″ |
