O'Neill Sizing Guide
Men's Size Chart
| Size | Chest (inches) | Chest (cm) | Waist (inches) |
|---|---|---|---|
| S | 37-38 | 94-96.5 | 31-32 |
| M | 39-40 | 99-101.5 | 33-34 |
| L | 41-42 | 104-107 | 35-36 |
Sizing Tips
O'Neill offers different fit styles including regular and player fit. Player fit is typically 2-3 inches tighter around arms and body. Always check specific product sizing for best fit.