| Size | Height | Weight |
| A | 5’0″ – 5’3″ | Up to 120 lbs |
| B | 5’3″ – 5’6″ | Up to 135 lbs |
| C | 5’6″ – 5’10” | Up to 170 lbs |
| D | 5’8″+ | 160 lbs + |
In the case of the highly active or those that fall on the border between sizes we always recommend you go up one size. This will allow for not only greater comfort but also greater durability.