Core Performance Tee | Size Chart
| Part/Size | S | M | L | XL |
| Length | 73 | 75 | 77 | 79 |
| Chest | 51 | 53 | 55 | 57 |
| Hem | 51 | 53 | 55 | 57 |
| Shoulder Width | 42.5 | 44.5 | 46.5 | 48.5 |
| Neck Width | 18 | 19 | 20 | 21 |
| Front Neck Depth | 10 | 10.5 | 11 | 11.5 |
| Back Neck Depth | 2.5 | 2.5 | 2.5 | 2.5 |
| Armhole | 21 | 22 | 23 | 24 |
| Shoulder | 2 | 2 | 2 | 2 |
| Sleeve Length | 19 | 20 | 21 | 22 |
| Sleeve Wide | 17 | 18 | 19 | 20 |
| Cuff Width | 15 | 16 | 17 | 18 |
| Neck Height | 1.5 | 1.5 | 1.5 | 1.5 |