Santa Cruz
Mens
| Alpha Size | Chest | Waist | Hips | |
| SM | 34-36 | 28-29 | 36-36.5 | |
| MD | 38-40 | 30-32 | 37-39 | |
| LG | 42-44 | 34-36 | 41-43 | |
| XL | 46-48 | 38-40 | 45-47 | |
| XXL | 50 | 42 | 49 | |
| XXXL | 52 | 44 | 51 |
Youth
| Alpha Size | Age | Chest | Weight | Height |
| SM | 6-Aug | 26-28 | 45lbs-54lbs | 44-48 |
| MD | 9-Oct | 29-31 | 54lbs-72lbs | 49-54 |
| LG | 11-Dec | 32-34 | 72lbs-90lbs | 55-60 |
| XL | 13-14 | 35-38 | 90lbs-110lbs | 61-66 |
