| Waist Size | ||||||
| X Small | Small | Medium | Large | X Large | ||
| Inches | 28 | 30 | 32 | 34 | 36 | |
| cm | 71 | 76 | 81 | 86 | 91 | |
| Inseam | ||||||
| X Small | Small | Medium | Large | X Large | ||
| Inches | 31 | 32 | 33 | 34 | 34 | |
| cm | 79 | 81 | 84 | 86 | 86 | |
Source: 3rd Rock
In Our Opinion
The 3rd Rock size chart is accurate and reliable.
We are confident in the fit of 3rd Rock trousers and shorts because:
- We have tried them on ourselves, in a full range of models and sizes.
- We monitor customer returns.
- We see customers wearing the pants and shorts in our Rock Climbing/Outdoor Shop
- We have been selling them for years!
How to Measure Your Waist
|
![]() |
How to Measure Your Inside Leg
|
![]() |
Still not sure what size to get? |
|
| Buy two, send one back. No quibble Returns Policy. | |
| Visit us in store. Address | Opening Hours | |


