Men's O'Neill Wetsuit Size Chart
Kids' O'Neill Wetsuit Size Chart
| Sizes | Height | Weight (lbs) | Chest (in) | Waist (in) |
| 2 | 5'1" - 5'3" | 90 - 105 | 29 - 31.5 | 23 - 25 |
| 4 | 5'3" - 5'5" | 100 - 115 | 30.5 - 32.5 | 24 - 26 |
| 6S | 5'2.5" - 5'4.5" | 105 - 120 | 31.5 - 33.5 | 25 - 27 |
| 6 | 5'4" - 5'6" | 110 - 125 | 31.5 - 33.5 | 25 - 27 |
| 8S | 5'3.5" - 5'5.5" | 115 - 130 | 32.5 - 34.5 | 26 - 28 |
| 8 | 5'5" - 5'7" | 120 - 135 | 32.5 - 34.5 | 26 - 28 |
| 8T | 5'6.5" - 5'8.5" | 125 - 140 | 32.5 - 34.5 | 26 - 28 |
| 10S | 5'4.5" - 5'6.5" | 125 - 145 | 34 - 36 | 27 - 29 |
| 10 | 5'6" - 5'8" | 130 - 150 | 34 - 36 | 27 - 29 |
| 10T | 5'7.5" - 5'9.5" | 135 - 155 | 34 - 36 | 27 - 29 |
| 12 | 5'7" - 5'9" | 140 - 160 | 35.5 - 37.5 | 29 - 31 |
| 14 | 5'9" - 5'11" | 150 - 170 | 37 - 39.5 | 30 - 32 |
| 16 | 5'9" - 6'0" | 165 - 185 | 38.5 - 40.5 | 32 - 34 |
Women's Sizing Converter for Rashguards and Skins
| XXS | Fits Wetsuit Size | 2 - 4 |
| XS | Fits Wetsuit Size | 4 - 6 |
| S | Fits Wetsuit Size | 6 - 8 |
| M | Fits Wetsuit Size | 8 - 10 |
| L | Fits Wetsuit Size | 12 - 14 |
| XL | Fits Wetsuit Size | 14 - 16 |