How to measure
Chest: around the fullest part. Waist: natural waistline. Length: shoulder seam to hem.
Size guide
Measure once, order with confidence.
All launch polos use one fabric family. Measure chest, waist, and body length in inches, then choose the closest size.
| Size | Category | Chest (in) | Waist (in) | Length (in) | Fit notes |
|---|---|---|---|---|---|
| Youth XS | Youth | 22-24 | 21-23 | 19-20 | Best for ages 4-5. |
| Youth S | Youth | 24-26 | 22-24 | 20-21 | Best for ages 6-7. |
| Youth M | Youth | 26-28 | 23-25 | 21-22 | Best for ages 8-10. |
| Youth L | Youth | 28-30 | 25-27 | 22-23 | Best for ages 11-13. |
| Adult S | Adult | 34-36 | 28-30 | 27-28 | Tailored fit through shoulders. |
| Adult M | Adult | 38-40 | 32-34 | 28-29 | Most common adult fit. |
| Adult L | Adult | 42-44 | 36-38 | 29-30 | Room through chest and torso. |
| Adult XL | Adult | 46-48 | 40-42 | 30-31 | Extended length and width. |
Between sizes?
Size up for growing students or a looser fit. Size down only when measurements are clearly inside the smaller range.
Ready to order?
Choose your school storefront to see approved colors and live inventory.